istg this is ez sh.it but im a dum.b wh0re so give an explanation and i'll give you a cookie :)

Istg This Is Ez Sh.it But Im A Dum.b Wh0re So Give An Explanation And I'll Give You A Cookie :)

Answers

Answer 1

Answer:

G

Step-by-step explanation:

when x is inputed it will give only one answer.


Related Questions

What are the four conditions necessary for X to have a Binomial Distribution? Mark all that apply.
a. There are n set trials.
b. The trials must be independent.
c. Continue sampling until you get a success.
d. There can only be two outcomes, a success and a failure
e. You must have at least 10 successes and 10 failures
f. The population must be at least 10x larger than the sample. T
g. he probability of success, p, is constant from trial to trial

Answers

Options a, b, d, and g are the correct conditions for a Binomial Distribution.

The four conditions necessary for X to have a Binomial Distribution are:

a. There are n set trials: In a binomial distribution, the number of trials, denoted as "n," must be predetermined and fixed. Each trial is independent and represents a discrete event.

b. The trials must be independent: The outcomes of each trial must be independent of each other. This means that the outcome of one trial does not influence or affect the outcome of any other trial. The independence assumption ensures that the probability of success remains constant across all trials.

d. There can only be two outcomes, a success and a failure: In a binomial distribution, each trial can have only two possible outcomes. These outcomes are typically labeled as "success" and "failure," although they can represent any two mutually exclusive events. The probability of success is denoted as "p," and the probability of failure is denoted as "q," where q = 1 - p.

g. The probability of success, p, is constant from trial to trial: In a binomial distribution, the probability of success (p) remains constant throughout all trials. This means that the likelihood of the desired outcome occurring remains the same for each trial. The constant probability ensures consistency in the distribution.

The remaining options, c, e, and f, are not conditions necessary for a binomial distribution. Option c, "Continue sampling until you get a success," suggests a different type of distribution where the number of trials is not predetermined. Options e and f, "You must have at least 10 successes and 10 failures" and "The population must be at least 10x larger than the sample," are not specific conditions for a binomial distribution. The number of successes or failures and the size of the population relative to the sample size are not inherent requirements for a binomial distribution.

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Tim buys fencing to put around his backyard. The fencing

is sold in 6-ft long panels and costs $55 per panel. He

needs 160 ft of fencing. What is the total cost of the

panels?

Answers

The total cost of the panels bought by Tim for the fencing is $1466.67.

Explain the term unitary method?The unitary approach is a strategy for problem-solving that involves first determining the price of a specific unit, then multiplying that value to determine the required value.

For the given conditions-

Tim purchases fencing for his property.The cost of the fencing is $55 for each 6-foot-long panel.

The can be written as-

6 ft length  -----> $55.

For 1 foot, divide both sides by 6

1 foot ----> $55/6

for 160 ft, multiply both sides by 160

160 ft ---->  $55 x 160 /6

160 ft ---> $1466.67

Thus, the total cost of the panels for the fencing is $1466.67.

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• Choose a topic from the list below: Argue why Josef Pieper conception of leisure is the best one in modernity, or instead why it might be a limited conception in comparison to another theory of leisure. • Argue why a life is better with leisure today, and why for the classical Greeks, an absence of leisure meant an absence of a happy life. • Argue why John Dewey and modern liberal thinkers did not agree with Aristotle's ideas on education or on leisure generally. • Argue how modern psychological conceptions of happiness and the classical idea of happiness in Aristotle differ. What was the "Greek Leisure Ideal" and how would it manifest today according to Sebastian De Grazia? What happened to it? • Argue why the liberal arts are so important in education and leisure, and explain its Greek origin and how that is received today. • You must choose from this list, but it can be modified slightly if you have an idea you wish to pursue. The main requirement is that you must contrast at least one ancient thinker and one modern one. • The paper must be well researched and contain a minimum of 6 sound academic sources. • Textbook or course readings may be used, but do not count in this total. DETAILS SCALCET8 1.3.039. 0/1 Submissions Used Find f o g o h. f(x) = 3x - 8, g(x) = sin(x), h(x) =x^2

Answers

To argue why the liberal arts are so important in education and leisure, one must discuss its Greek origin and how it is received today.

The term "liberal arts" comes from the Latin word "liberalis," which means free. It was used in the Middle Ages to refer to topics that should be studied by free people. Liberal arts refers to courses of study that provide a general education rather than specialized training. It encompasses a wide range of topics, including literature, philosophy, history, language, art, and science.The liberal arts curriculum is based on the idea that a broad education is necessary for individuals to become productive members of society. In ancient Greece, education was focused on developing the mind, body, and spirit.  

The study of the liberal arts is necessary to create well-rounded individuals who can contribute to society in meaningful ways. While the importance of the liberal arts has been debated, it is clear that they are more important now than ever before. The study of the liberal arts is necessary to develop the skills that are required in a rapidly advancing technological world.

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an automobile insurance company divides customers into three categories: good risks, medium risks, and poor risks. assume that of a total of 11,102 customers, 7732 are good risks, 2421 are medium risks, and 949 are poor risks. as part of an audit, one customer is chosen at random. round your answers to four decimal places if necessary. a) the probability that the customer is a good risk is 0.70 . b) the probability that the customer is not a poor risk is

Answers

The probability that the customer is a good risk is 0.70 and the probability that the customer is not a poor risk is 0.957.

To calculate the probability of the customer being a good risk, we need to divide the total number of good risk customers (7732) by the total number of customers (11,102). This gives us 7732/11102 = 0.7000. To calculate the probability of the customer not being a poor risk, we can subtract the total number of poor risk customers (949) from the total number of customers (11,102). This gives us 11102-949 = 10,153. We then divide this number by the total number of customers, giving us 10,153/11,102 = 0.9571. Therefore, the probability that the customer is a good risk is 0.70 and the probability that the customer is not a poor risk is 0.9571.

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Find the exterior angle measure:

Find the exterior angle measure:

Answers

Answer:

59 degrees

Step-by-step explanation:

The total amount of degrees for a triangle must add up to 180 degrees.

74 + 47 = 121

180 - 121 = 59

Thus meaning the missing exterior angle measure is 59 degrees.

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CAN YOU MARK ME BRAINLIEST PLEASE.

Hey there ...here is ur answer ..

Please mark me as brainliest if u find it helpful ..

Thank u

Find the exterior angle measure:

The gypsy moth is a serious threat to oak and aspen trees. A state agriculture department places traps throughout the state to detect the moths. When traps are checked periodically, the mean number of moths trapped is only 0.5, but some traps have several moths. The distribution of moth counts is discrete and strongly skewed, with a standard deviation of 0.5.a. What is the mean (±0.1)of the average number of moths x in 30 traps?b. What is the standard deviation? (±0.001)c. Use the central limit theorem to find the probability (±0.01) that the average number of moths in 30 traps is greater than 0.4.

Answers

The mean, standard deviation, of the average number of moths in 30 traps is approximately 0.5 ± 0.018 and is approximately 0.5 respectively. The probability that the average number of moths in 30 traps is greater than 0.4 is approximately 0.965 ± 0.01.

The mean of the average number of moths in 30 traps can be calculated as the mean of a sample of 30 trap counts, where the mean of each sample follows a normal distribution with mean 0.5 and standard deviation 0.5/sqrt(30) (using the standard error of the mean formula). Therefore, the mean of the average number of moths in 30 traps is:

mean = 0.5 ± 0.1/sqrt(30) = 0.5 ± 0.018

So the mean of the average number of moths in 30 traps is approximately 0.5 ± 0.018.

The standard deviation of the average number of moths in 30 traps can also be calculated using the standard error of the mean formula:

standard deviation = standard error of the mean * sqrt(sample size)

standard deviation = 0.5/sqrt(30) * sqrt(30) = 0.5

So the standard deviation of the average number of moths in 30 traps is approximately 0.5.

Using the central limit theorem, we can assume that the sample mean of the 30 traps follows a normal distribution with mean 0.5 and standard deviation 0.5/sqrt(30). We want to find the probability that the average number of moths in 30 traps is greater than 0.4.

To do this, we can standardize the sample mean using the formula:

z = (sample mean - population mean) / (standard deviation / sqrt(sample size))

z = (0.4 - 0.5) / (0.5/sqrt(30)) = -1.8257

Using a standard normal distribution table or calculator, we can find the probability that Z is greater than -1.8257, which is approximately 0.965. Therefore, the probability that the average number of moths in 30 traps is greater than 0.4 is approximately 0.965 ± 0.01.

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11 points given
The net of a cuboid, with one face missing, is shown below. a) What are the dimensions of the missing face? b) Which four edges could the missing face be attached to? H 8 cm G A B F 5 cm C 10 cm E D Not drawn accurately​

11 points givenThe net of a cuboid, with one face missing, is shown below. a) What are the dimensions

Answers

a) The dimensions of the missing face is 10 x 5 cm.

b) The four edges that the missing face can be attached are: A, B, C and H.

What is a net of a shape?

The net of a given shape is the figure formed when all its surfaces are spread out on a 2 dimensional plane. The shape is reproduced when the net is folded as require.

A cuboid if a 3 dimensional shape that is produced from a rectangle. Such that it has length, width and height.

In the given net of a cuboid, it can be deduced that;

a. The dimension of the missing face is that similar to F, such that it is 10 x 5 cm.

b. The four edges that the missing face could be attached to should be A, B, C and H. This is the closed end of the cuboid.

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Which equation represents a linear function?
x = 3
y = 16
y = -3x + 10
y = 3x2 + 1


Please help me!!

Answers

Answer:

y = 16 and y = -3x + 10

Step-by-step explanation:

The equation of a linear function:

y = mx + b

m - slope

b - y-intercept

x = 3 - it's a vertical line. It's not equation of a linear function

y = 16 - it's a horizontal line. It's an equation of a linear function

where m = 0, b = 16

y = -3x + 10 - it's an equation of a linear function

where m = -3, b = 10

y = 3x² + 1 - it's a quadratic function ( ).

Answer:

y = 16 and y = -3x + 10

Step-by-step explanation:

hello

1

ANTHONY

Enter an expression equivalent to (5x2 + 3x + 4)-(2x2 + 1)-(7x + 3) using the fewest number of possible terms.

Answers

An expression equivalent to (5x2 + 3x + 4)-(2x2 + 1)-(7x + 3) using the fewest number of possible terms is calculated to be 3x² - 4x.

We can simplify the given expression by combining like terms. By doing so, we can obtain an equivalent expression with the fewest number of possible terms. In this case, we combine the terms with the same variable and exponent and simplify the constant terms to get the simplified expression of 3x² - 4x.

(5x² + 3x + 4) - (2x² + 1) - (7x + 3)

= 5x² + 3x + 4 - 2x² - 1 - 7x - 3 (distributing the negative sign)

= (5x² - 2x²) + (3x - 7x) + (4 - 1 - 3)

= 3x² - 4x

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A math quiz has 3 multiple choice questions and 2 true/false questions. Each multiple choice questions has 4 answer options: A, B, C, D. Find the number of possible outcomes.​

Answers

The total number of possible outcomes for the math quiz is 16

How to solve for the number of possible outcomes

3  multiple choice questions and each has 4 options. The total number of options here is

= number of question * number of options

= 4 * 3

= 12

2 true/false questions. The total number of options here is

= number of question * number of options

= 2 * 2

= 4

The number of possible outcomes

= outcome from the multiple choice question + outcome from the true/false question

= 12 + 4

= 16

Therefore the total number of outcomes from the quiz in this question is  is 16

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Explain! For reward!

Explain! For reward!

Answers

Answer:

32 times

Step-by-step explanation:

If you can go around 54 times for $12, then you multiply the amount of money you pay by four to get the number of times you can go around the track.

Hope this helps! Please mark Brainliest!

Answer:

I would say 36 because 54 times 8 is 432 and if you divide that by 12 you get 36.

Step-by-step explanation:

the contingency table below shows the blood types of a sample of people cross classified by sex. what percentage of the men in the sample have blood type o?

Answers

The percentage of the men in the sample who have blood type O is 40.38%.

What is the percentage?

A percentage is a figure or ratio stated as a fraction of 100 in mathematics. The acronyms pct., pct., and occasionally pc are also used to indicate it, however, the percent sign is most frequently used. A % is a number without dimensions and without a standard measurement.

Here, we have

Given: The contingency table below shows the blood types of a sample of people cross-classified by sex.

We have to find the percentage of the men in the sample who have blood type o.

Total number of males = 104

Number of males who has blood type O = 42

Percentage of the males in the sample have blood type O:

= (42×100%)/104

= 40.38%

Hence, the percentage of the men in the sample who have blood type O is 40.38%.

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When using a one-sample t-procedure to construct a confidence interval for the mean of a finite population, a condition is that the population size be at least 10 times the sample size. The reason for the condition is to ensure that

a. The sample size large enough

b. The central limit theorem is applicable for the sample mean

c. The sample standar deviation is good apporximation of the population standar deviation

d. The degree dependence among observations is negligible

e. The sampling method is not biased

Answers

The correct answer is (b) The central limit theorem is applicable for the sample mean.

The condition that the population size be at least 10 times the sample size is necessary to ensure that the sample mean follows a normal distribution, as required by the central limit theorem. The central limit theorem states that the sample mean will be approximately normally distributed, regardless of the underlying population distribution, as long as the sample size is large enough. In this case, the condition is necessary to ensure that the sample size is sufficiently large for the central limit theorem to be applicable. Options (a), (c), (d), and (e) are not the correct answers because they do not directly relate to the condition that the population size be at least 10 times the sample size.

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A round of golf costs $45. A season pass costs $1200. Which inequality represents the numbers x​ of rounds of golf you can play in order to spend less money by purchasing the season pass?

Answers

The inequality is:

$45*x < $1200

Solving that we conclude that you can go at a maximum of 26 rounds and still pay less than in the season pass.

How to write the inequality?

We know that a round of golf costs $45, so if you go to x of these rounds of golf, the total cost is given by the linear equations:

c(x) = $45*x

Now, the cost of a season pass is $1200, so if we want to find the number x such that the total cost of x rounds of golf is smaller than the season pass, then we need to solve the inequality:

$45*x < $1200

To solve it, we just divide both sides b $45.

x < $1200/$45 = 26.67

x < 26.67

So you can go at a maximum of 26 rounds and still pay less than in the season pass.

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What is the domain of the function y=5√6−2x​

Answers

The domain is all values of x that makes the expression defined.

Set-Builder Notation: {x| x ≤ 3 }

Interval Notation: (-∞,3]

What is the domain of the given function?

Given the function in the question;

y = 5√(6−2x)​

To find the domain, set the radicand greater than or equal zero and solve for x.

6 - 2x ≥ 0

Subtract 6 from both sides

6 - 6- 2x ≥ 0 - 6

-2x ≥ -6

Divide both sides by -2

-2x/-2 ≤ -6/-2

x ≤ -6/-2

x ≤ 3

Therefore, the domain is;

Set-Builder Notation: {x| x ≤ 3 }

Interval Notation: (-∞,3]

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Plot the function f(x)=
x
2

cos(x
2
)

,−3.5≤x≤3.5 Use Mathematica options. Problem 4 Enter definitions of f(x)=x(x
2
−4),g(x)=2x+2,h(x)=2x
3
+3 Plot these functions on the same graph and compute, simplify and graph: f(g(h(x))) Problem 5 Enter a definition for f(x)=(3−2x)
−2
Plot f(x) with −1≤x≤4 On a separate graph plot the functions f(x−2),f(2x),⊑.2f(x) −2≤x≤8,−0.1≤y≤2

Answers

The functions obtained from the specified transformations and the rational functions indicates that we get;

Problem 3

Please find attached the graph of the function f(x) = cos(x²)/x², in the interval -3.5 ≤ x ≤ 3.5, created with MS Excel

Problem 4;

The cubic function f(x) = x·(x² - 4) is the product of x and (x² - 4)

The linear function g(x) = 2·x + 2 is the sum of the product of the input variable x and 2 and the number 2

The cubic function h(x) = 2·x³  + 3 is the product of 2 and the cube of x added to 3

Please find the graph of the functions f(x), g(x), and h(x), created with MS Excel

Please find attached the graph of the function f(g(h(x))) = 64·x⁹ + 384·x⁶ + 752·x³ + 480, created with MS Excel

Problem 5

The rational function f(x) = (3 - 2·x)⁻², takes the difference between 3 and the product of 2 and the input variable x, raising the result to the power of (-2)

Please find attached the graph of the function f(x) = (3 - 2·x)⁻² in the interval -1 ≤ x ≤ 4

Please find attached the graph of the function f(x - 2), f(2·x), 0.2·f(x) in the interval -2 ≤ x ≤ 8

What is a rational function?

Rational functions are functions that can be expressed as the ratio consisting of two polynomial functions in the form f(x) = p(x)/q(x), where p(x) and q(x) are polynomial functions.

Problem 3

Please find attached the graph of the function f(x) = cos(x²)/x². created with MS Excel

Problem 4

f(x) = x·(x² - 4), g(x) = 2·x + 2, h(x) = 2·x³ + 3

The definitions of the functions are as follows;

The function f(x) = x·(x² - 4), is a cubic function that accepts an input variable x and returns the product of x and (x² - 4)

The function g(x) = 2·x + 2 is a linear function that takes an input x and produced the sum of the product of x and 2 and the number 2 to get g(x)

The function h(x) = 2·x³ + 3, is a cubic function that takes an input variable x and produces the product of 2 and the cube of x then adding the product to 3.

Please find attached the graph of f(x), g(x), and h(x), created with MS Excel

The composite function, f(g(h(x))), can be found as follows;

g(h(x)) = 2·(2·x³ + 3) + 2 = 4·x³ + 8

g(h(x)) = 4·x³ + 6

f(g(h(x))) = (4·x³ + 8) × ((4·x³ + 8)² - 4) = 64·x⁹ + 384·x⁶ + 752·x³ + 480

Please find attached the graph of f(g(h(x))), created with MS Excel

Problem 5

The function  f(x) = (3 - 2·x)⁻² is a rational function that takes an input variable x and produces an output consisting of the square of the inverse of the difference between 3 and the product of 2 and x

Please find attached the graph of f(x) in the interval -1 ≤ x ≤ 4, created with MS Excel

f(x - 2) = f(x) = (3 - 2·(x - 2))⁻² = (7 - 2·x)⁻²

Please find attached the graph of f(x - 2), created with MS Excel

f(2·x) = (3 - 2·(2·x))⁻² = (3 - 4·x)⁻²

Please find attached the graph of f(2·x) created with MS Excel

0.2·f(x) = 0.2 × (3 - 2·x)⁻² = 0.2 × (3 - 2·x)⁻²

Please find attached the graph of the function 0.2·f(x), created with MS Excel

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Plot the function f(x)= x 2cos(x 2 ) ,3.5x3.5 Use Mathematica options. Problem 4 Enter definitions of
Plot the function f(x)= x 2cos(x 2 ) ,3.5x3.5 Use Mathematica options. Problem 4 Enter definitions of
Plot the function f(x)= x 2cos(x 2 ) ,3.5x3.5 Use Mathematica options. Problem 4 Enter definitions of
Plot the function f(x)= x 2cos(x 2 ) ,3.5x3.5 Use Mathematica options. Problem 4 Enter definitions of
Plot the function f(x)= x 2cos(x 2 ) ,3.5x3.5 Use Mathematica options. Problem 4 Enter definitions of

Theorem 7.1.2 (Calculations with the Fourier transform)
Given f € L¹(R), the following hold:
(i) If f is an even function, then
f(y) = 2 [infinity]J0 f(x) cos(2πxy)dx.
(ii) If f is an odd function, then
f(y) = -2i [infinity]J0 f(x) sin(2πxy)dx.

Answers

(i) If f is an even function, then f(y) = 2 ∫[0,∞] f(x) cos(2πxy) dx.

(ii) If f is an odd function, then f(y) = -2i ∫[0,∞] f(x) sin(2πxy) dx.

The Fourier transform pair for a function f(x) is defined as follows:

F(k) = ∫[-∞,∞] f(x) \(e^{-2\pi iyx}\) dx

f(x) = (1/2π) ∫[-∞,∞] F(k) \(e^{2\pi iyx}\) dk

Now let's prove the given properties:

(i) If f is an even function, then f(y) = 2∫[0,∞] f(x) cos(2πxy) dx.

To prove this, we start with the Fourier transform pair and substitute y for k in the Fourier transform of f(x):

F(y) = ∫[-∞,∞] f(x) \(e^{-2\pi iyx}\) dx

Since f(x) is even, we can rewrite the integral as follows:

F(y) = ∫[0,∞] f(x) \(e^{-2\pi iyx}\) dx + ∫[-∞,0] f(x) \(e^{2\pi iyx}\) dx

Since f(x) is even, f(x) = f(-x), and by substituting -x for x in the second integral, we get:

F(y) = ∫[0,∞] f(x) \(e^{-2\pi iyx}\) dx + ∫[0,∞] f(-x) \(e^{2\pi iyx}\)dx

Using the property that cos(x) = (\(e^{ ix}\) + \(e^{- ix}\))/2, we can rewrite the above expression as:

F(y) = ∫[0,∞] f(x) (\(e^{-2\pi iyx}\) + \(e^{2\pi iyx}\))/2 dx

Now, using the definition of the inverse Fourier transform, we can write f(y) as follows:

f(y) = (1/2π) ∫[-∞,∞] F(y) \(e^{2\pi iyx}\) dy

Substituting F(y) with the expression derived above:

f(y) = (1/2π) ∫[-∞,∞] ∫[0,∞] f(x) \(e^{-2\pi iyx}\) + \(e^{2\pi iyx}\)/2 dx dy

Interchanging the order of integration and evaluating the integral with respect to y, we get:

f(y) = (1/2π) ∫[0,∞] f(x) ∫[-∞,∞] (\(e^{-2\pi iyx}\) + \(e^{2\pi iyx}\))/2 dy dx

Since ∫[-∞,∞] (\(e^{-2\pi iyx}\) + \(e^{2\pi iyx}\))/2 dy = 2πδ(x), where δ(x) is the Dirac delta function, we have:

f(y) = (1/2) ∫[0,∞] f(x) 2πδ(x) dx

f(y) = 2 ∫[0,∞] f(x) δ(x) dx

f(y) = 2f(0) (since the Dirac delta function evaluates to 1 at x=0)

Therefore, f(y) = 2 ∫[0,∞] f(x) cos(2πxy) dx, which proves property (i).

(ii) If f is an odd function, then f(y) = -2i ∫[0,∞] f(x) sin(2πxy) dx.

The proof for this property follows a similar approach as the one for even functions.

Starting with the Fourier transform pair and substituting y for k in the Fourier transform of f(x):

F(y) = ∫[-∞,∞] f(x) \(e^{-2\pi iyx}\) dx

Since f(x) is odd, we can rewrite the integral as follows:

F(y) = ∫[0,∞] f(x) \(e^{-2\pi iyx}\) dx - ∫[-∞,0] f(x) \(e^{-2\pi iyx}\) dx

Using the property that sin(x) = (\(e^{ ix}\) - \(e^{-ix}\))/2i, we can rewrite the above expression as:

F(y) = ∫[0,∞] f(x) \(e^{-2\pi iyx}\) - \(e^{2\pi iyx}\)/2i dx

Now, following the same steps as in the proof for even functions, we can show that

f(y) = -2i ∫[0,∞] f(x) sin(2πxy) dx

This completes the proof of property (ii).

In summary:

(i) If f is an even function, then f(y) = 2 ∫[0,∞] f(x) cos(2πxy) dx.

(ii) If f is an odd function, then f(y) = -2i ∫[0,∞] f(x) sin(2πxy) dx.

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HELP ME!! The population of a city is modeled with the function P=250,000e^0.013t​, where t is the number of years since 2000. In what year will the population reach ​450,000?

Answers

Answer:

250,000e^0.013t, where t is the number of years since 2000. In what year will the population reach 450,000?

how do i find a functions formula when dealing with word problems?

Answers

how do i find a functions formula when dealing with word problems?​

I will be depend on the situation given in the problem

For example :

if the wage is 50

Can i get some help pwease

Can i get some help pwease

Answers

Answer:

Hey!

Your answer is Y=-5x-6

Step-by-step explanation:

Using the formula y=mx+c...

m=slope c=y-intercept

The coordinate s(the c) it's given you are the coordinates for the y-intercept so we only write the y-value down (the -6)

The m is the slope do we write the slope value (-5)

Which forms y=-5x-6

HOPE THIS HELPS!!

The amount of time a certain brand of light bulb lasts is normally distribued with a mean of 1300 hours and a standard deviation of 20 hours. Out of 755 freshly installed light bulbs in a new large building, how many would be expected to last than 1330 hours, to the nearest whole number?

Answers

361 light bulbs out of the 755 will last over 1330 hours

Here, we want to calculate the expected number of bulbs

The first thing we have to do here is to calculate the z-score

We have this as follows;

\(\begin{gathered} z\text{ = }\frac{x-\mu}{\frac{\sigma}{\sqrt[]{n}}} \\ x\text{ = 1330 hours} \\ \mu\text{ = 1300 hours (mean)} \\ \\ \sigma\text{ = 20 hours ( standard deviation)} \\ n\text{ = 755} \\ \\ z\text{ = }\frac{1330-1300}{\frac{20}{\sqrt[]{755}}}\text{ = 0.0546} \end{gathered}\)

Now, we have to calculate the probability that is equal to this z-score

So, the probability we want to calculate is that which is greater than the calculated z-score

\(P\text{ (z > 0.0546)}\)

We are going to use the standard normal distribution table here

By using the table, we have the equivalent probability as 0.47823 (about 48%)

So, out of the 755 freshly installed light bulbs, 47.823% will last more than 1330 hours

The exact number that will last will be;

\(0.47823\times755\text{ = 361}\)

yoo someone help asaapp!​

yoo someone help asaapp!

Answers

Answer:

A  76

Step-by-step explanation:

7x+8+7x-2+5x+16+110=360

19x+132=360

19x=228

x=12

∠E=5(12)+16

    =76

Answer:

76. hope it helps.................

yoo someone help asaapp!

Anwar selects a playing card at random from the following 666 cards:
\{{left brace 999 of hearts, 555 of spades, 666 of hearts, 222 of spades, 444 of hearts, 777 of hearts\}}right brace
Let AAA be the event that Anwar selects an even-numbered card and BBB be the event that she chooses a heart.
Which of the following statements are true?

Answers

Answer:

We have 6 cards.

9 of hearts

5 of spades

6 of hearts

2 of spades

4 of hearts

7 of hearts.

A is the event where Anwar selects an even numbered card.

B is the event where she choses a heart.

we have 3 even cards (and two of them are hearts)

we have 4 hearts (2 of them are even)

The probability of event A is Pa = 3/6 = 1/2

the probability of event B is = Pb = 4/6 = 2/3

The probability of event A and Event B is the number of heart cards with even numbers, that are 2 divided the total number of cards:

Paandb = 2/6 =  1/3

the probabilty of A if we know that B is true:

P(AIB) = 2/4 = 1/2 (this is because we have 4 hearts, and we know that 2 of those 4 cards are even)

the probability of B if we know that A is true:

P(BIA) = 2/3 (this is because we have 3 even cards, and 2 of them are hearts)

Answer:

A,B,C,E

Step-by-step explanation:

Khan.

TRUST ME!!!!!!!!!!!! THIS IS RIGHT!!!!!!!

Which of the following is a logarithmic function?
O Y=log3x
O y-3
O y = x
O y = x + 3

Answers

Answer:

A

Step-by-step explanation:

logarithmic= log

The only one with log in it is A

From the given set of equation Y = log3x is a logarithmic function.

What is logarithmic function ?

" Logarithmic function is defined as the function which represents the inverse of the exponential function."

Exponential function expressed as

\(y = a^{x}\)

According to the question,

Given functions ,

Y=log3x : In the given log3x is known as logarithmic function of 3x.

      So Y is equals to logarithmic function of 3x.

      \(Y = log_{10} 3x\\\\\implies3x = 10^{y}\)

It's inverse is exponential function

It is a correct answer.

y-3,  y = x,  y = x + 3  are linear  function with degree equals to one.

Can not be expressed in exponential form.

All these are not logarithmic function.

Hence, Y = log3x is  a logarithmic function.

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Use the given odds to determine the probability of the underlined event.
Odds against getting injured by falling off a ladder: 8,988 to 1

Answers

The probability of getting injured by falling off a ladder is approximately 0.0001113.

The odds against getting injured by falling off a ladder are 8,988 to 1. This means that for every 8,988 people who do not get injured by falling off a ladder, only one person does get injured by falling off a ladder.

To determine the probability of the underlined event, we can use the formula:

Probability = 1 / (odds + 1)

Plugging in the given odds, we get:

Probability = 1 / (8,988 + 1)

Probability = 1 / 8,989

Probability ≈ 0.0001113

Therefore, the probability of getting injured by falling off a ladder is approximately 0.0001113, or about 0.01113%. This is a very low probability, which highlights the importance of taking safety precautions when using a ladder.

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A librarian estimated that the library had 65 books about George Washington and 80 books about Abraham Lincoln. The library actually has 67 books about Washington and 71 books about Lincoln. To the nearest whole percent, what is the percent error of the librarian’s total estimate?

A. 1%
B. 5%
C. 7%
D. 10%

Answers

Using percentage, we can find that there is an error of 5% in the librarian's estimate.

Define percentage?

The denominator of a percentage, also known as a ratio or a fraction, is always 100. For instance, Sam would have received 30 points out of a possible 100 if he had received a 30% on his maths test. In ratio form, it is expressed as 30:100, and in fraction form, as 30/100. Here, "percent" or "percentage" is used to translate the percentage symbol "%." The percent symbol can always be changed to a fraction or decimal equivalent by using the phrase "divided by 100".

As per the question,

Estimated books:

For George Washington = 65

For Abraham Lincoln = 80.

Actual books:

For George Washington = 67

For Abraham Lincoln = 71.

Now total estimated books = 65 + 80 = 145

Now, total actual books =- 67 + 71 = 138.

Difference between them:

= 145 - 138

= 7

Now percent of error = 7/145 × 100

= 0.048 × 100

= 4.8

≈5%

Therefore, there is an error of 5% in the librarian's estimate.

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What multiplication equattion can be used to explain the solution to 15 / 1/3

Answers

Step-by-step explanation:

15 / (1/3)  is equal to  15 x 3/1  = 15 x 3 = 45

To explain the solution to 15 divided by 1/3, we can use a multiplication equation. The division of 15 by 1/3 is equivalent to multiplying 15 by the reciprocal of 1/3.

Reciprocal of 1/3 = 3/1

So, the multiplication equation that explains the solution is:

15 * (3/1) = 45

Therefore, 15 divided by 1/3 is equal to 45.

Population is changing exponentially. The amount of people in thousands each year of a city can be represented by the expression 25.75(1.025)

Answers

The amount of people in the city after 2 years is 27.05 thousands


Calculating the amount of people in the city after 2 years

From the question, we have the following parameters that can be used in our computation:

The expression 25.75(1.025)

Express as a function

So, we have

P(x) = 25.75(1.025)ˣ

In two years, we have

x = 2

Substitute the known values in the above equation, so, we have the following representation

P(2) = 25.75(1.025)²

Evaluate

P(2) = 27.05

Hence, the population is approximately 27.05 thousands

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Kyle asked a random group of students what their favorite sport was. The results are below. Boys Girls Basketball 10 8 Football 25 7 Soccer 9 19 Baseball 18 22 If Kyle were to randomly select a girl to explain why she likes the sport chosen, what is the probability that he will pick a girl who likes football? A 12.5% B 27.1% C 40.3% D 44.6%

Answers

Answer:

The probability that Kyle will pick a girl who likes football is 12.5%.

Step-by-step explanation:

The data provided is as follows:

                         Boys        Girls       Total

Basketball          10             8             18

 Football           25             7             32

  Soccer             9             19             28

 Baseball           18            22            40

   Total               62           56            118

Compute the probability that Kyle will pick a girl who likes football as follows:

\(P(F|G)=\frac{n(G\cap F)}{n(G)}\)

            \(=\frac{7}{56}\\\\=0.125\\\\=12.5\%\)

Thus, the probability that Kyle will pick a girl who likes football is 12.5%.

The data set represents the total number of pencils each student in a class needs to sharpen. 0, 1, 1, 1, 2, 3, 4, 4, 6, 6, 9 which box plot correctly represents the data?

Answers

D box plot correctly represents the data

What is Box plot?

A box plot or boxplot is a technique for illustratively displaying the localization, dispersion, and skewness groups of numerical data through their quartiles.

Using a five-number summary (the minimum, first quartile (Q1), median, third quartile (Q3), and "maximum"), a boxplot is a common method of visualizing data distribution.

According to the given information:

The median value for the provided data will be the sixth data point's value, or 3.

The median of the data's lower half is now the first quartile. The third data point's value of 1 will therefore be in the lower quartile.

The median of the data's upper half is now referred to as the upper or third quartile. This means that the value of the ninth data point, which is 6, will represent the upper quartile.

Thus, box-plot D effectively displays the data from above.

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The data set represents the total number of pencils each student in a class needs to sharpen. 0, 1, 1,

Answer:

The answer is D.

Edg 2023.

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