A binomial distribution is one that results from performing a fixed number of trials in which there are two possible outcomes: success or failure.
When the following four conditions are met, we can use a binomial distribution to model a random variable: Each trial must be independent. The probability of success must be constant across trials. The trials must be identical in nature. The number of trials is fixed. When a sampling distribution qualifies as a binomial setting, it meets the criteria for a binomial distribution. This can happen when you perform a fixed number of independent trials, each with only two possible outcomes and a fixed probability of success. Consider the example of flipping a coin: if you flip a coin 10 times, you have a fixed number of trials, each with only two possible outcomes (heads or tails) and a fixed probability of success (0.5). In order for a sampling distribution to qualify as a binomial setting, the following criteria must be met: Each trial must be independent. The probability of success must be constant across trials. The trials must be identical in nature. The number of trials is fixed. If these criteria are met, then a binomial distribution can be used to model the random variable of interest. This can be useful in a variety of applications, from polling to quality control to medical research.
In conclusion, a sampling distribution qualifies as a binomial setting when there are a fixed number of trials with only two possible outcomes, and each trial is independent, has a fixed probability of success, is identical in nature, and the number of trials is fixed. By meeting these criteria, we can use a binomial distribution to model the random variable of interest. This is an important tool for a wide variety of applications, and understanding the criteria for a binomial distribution is essential for using it effectively.
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how many meters can a grizzly bear run in 20 seconds while traveling at its top speed of 13 meters per second
Answer: 260 meters
Step-by-step explanation: 20 meters per second x 13 seconds = 260 meters
question at position 4 if one side and two angles of a triangle are known, which law can be used to solve the triangle?
If one side and two angles of a triangle are known, the triangle can be solved Law of Sines.
If A, B, and C are the measurements of the angles of a triangle, and a, b and c are the lengths of the sides opposite of the corresponding angles, then the ratio of side length to the sine of the opposite angle must all be the same.
a/SinA = b/SinB = c/SinC
So, let's say that the value of 'a' is given and the value of angles A and B are also given. By using the law of sine, we can determine the value of 'b' as follows:
a/SinA = b/SinB
b = (a/SinA) SinB
Hence, if one side and two angles of a triangle are known, the triangle can be solved Law of Sines.
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Harry pays a tv priced £1200 plus VAT 20%. He pays £300 deposit and the balance in 10 equal monthly payments calculate the monthly payment
Answer:
£114
Step-by-step explanation:
total price of the tv = cost + tax
tax = o.2 x 1200 = 240
total price = 1200 + 240 = 1440
monthly payment = 1/10 x (1440 - 300) = 114
Which ordered pairs match the mapping diagram? O (1, 0), (7, 2), (3, 1), (-1, 1), (-7, -6) (0, 1), (2, 7), (3, 4), 4, 1), -6, 7) O(0, 1), (0, 4), (0, 7), (2, 7), (6, 7) (0 1), (2, 7), 3, 4), (4, 1), (6, 7)
Answer:
I've done this b4
(0, 1), (2, 7), (3, 4), (-4, 1) , (-6, 7)
is a parallelogram. is the midpoint of . and trisect .
Let ⃗⃗⃗⃗⃗ = ⃗ and ⃗⃗⃗⃗⃗ = . Show your work on the diagram as well.
Answer:
option 6b):) is correct
Given quadrilateral ABCD with vertices A(0, 0), B(3, 4), C(8, 4), and D(5, 0). Complete the statements
below.
Part A: The quadrilateral ABCD is a
A. rectangle
B. rhombus
C. square
D. trapezoid
Part B: The quadrilateral ABCD can be identified as the geometric shape in Part A because
A. all sides are congruent
B. only two sides are parallel
C.
- opposite sides are parallel and congruent
D. the diagonals are congruent
Answer:
Part A:
B. rhombus
Part B:
C. Opposite sides are parallel and congruent
What is the length of RT? A 5units B 7units C 8units D 9units
The length of line segment RT is 8 units
How to determine the length of RT?The given triangles are similar triangles
So, we have the following similarity ratio
RS : RT = QC : QY
Substitute the known values in the above equation
4 : RT = 3 : 6
Express as fractions
RT/4 = 6/3
Multiply through by 4
RT = 4 * 6/3
Evaluate
RT = 8
Hence, the length of RT is 8 units
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Hector took out a small loan of $900 for 18 months (remember to turn this into
years). The simple interest rate on the loan was 10.5%. How much will he pay in
interest on the loan?
Answer:
$141.75
Step-by-step explanation:
(900)(-105) (13/12) or 1.5
Can i please have help with qquestion brainliest for correct and best explained answer
Answer:
Y-intercept is at 1 and slope of the graph is 2
Step-by-step explanation:
When plotting this equation use the formula y=mx+b. The variable B is the y intercept its where you start your graph. The variable M is the slope and for that you use rise/run.
To graph 2 you would start at 1 because it's the int. And u would go up 2 and right 1 and just follow that pattern
how many pounds of raisins at $3/lb must be mixed with 1olb of peanuts worth 2.40/lb to produce a mixture worth $2.75/lb?
We will need 14 lb of raisins for a mixture worth of $2.75/lb
What are algebraic operations?They are the set of numbers and symbols that are related by the different mathematical operation signs such as addition, subtraction, multiplication, division among others.
According to the data problem,
Raising cost = $3/lbPeanut = 10 lbPeanut cost = $2.40/lbMix = $2.75/lbLets call (x) = number of pounds of raisins we have:
$3.00(x)+$2.40(10) = $2.75(10+x)
3x + 24 = 27.5 + 2.75x
3x - 2.75x = 27.5 - 24
Clearing the variable we have:
0.25x = 3.5
x = 3.5/0.25
x = 14
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Use the definition of Taylor series to find the first three nonzero terms of the Taylor series (centered at c) for the function f. f(x) = 6 tan x, c = 5pi f(x) = 6(x-5 pi) + 6(x-5 pi)^2+4/5(x-5 pi)^5
The first three nonzero terms of the Taylor series (centered at c=5π) for the function f(x) = 6 tan x are f(x) = 6(x-5π) + 6(x-5π)²+4/5(x-5π)⁵.
The Taylor series is a representation of a function as an infinite sum of terms that are derived from the function's derivatives at a particular point, called the center. The general form of the Taylor series for a function f(x) centered at a is:
f(x) = f(a) + f'(a)(x-a) + f''(a)(x-a)²/2! + f'''(a)(x-a)³/3! + ...
To find the first three nonzero terms of the Taylor series for f(x) = 6 tan x centered at c=5π, we need to evaluate the function and its derivatives at this point.
The first derivative of f(x) is:
f'(x) = 6 sec²x
The second derivative of f(x) is:
f''(x) = 12 sec²x tan x
The third derivative of f(x) is:
f'''(x) = 12 sec²x (tan²x + 2)
Evaluating these derivatives at x=5π, we get:
f(5π) = 0
f'(5π) = 6
f''(5π) = 0
f'''(5π) = 504
Plugging these values into the general form of the Taylor series, we get:
f(x) = 0 + 6(x-5π) + 0(x-5π)²/2! + 504(x-5π)³/3! + ...
Simplifying, we get:
f(x) = 6(x-5π) + 6(x-5π)²+4/5(x-5π)⁵ + ...
So, the first three nonzero terms of the Taylor series are 6(x-5π), 6(x-5π)², and 4/5(x-5π)⁵.
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on a winter’s morning, the temperature was 0°F. The temperature increased during the daytime. At night, the temperature decreased 6°F and returned to 0°F. What integer represents the temperature change during the daytime? Represent the situation using a number line
Answer:
6 degrees F
Step-by-step explanation:
It's asking for the temperature change which it went down to 0 degrees F then went back up to 6 which only means it changed by 6 degrees F.
Together they swam a total of 175 laps. Swimmer B swam 25 more than twice as many laps as Swimmer A.
Answer:
75
Step-by-step explanation:
175= 25+2a
The number of laps that Swimmer A swam was 50 laps.
How to form mathematical expression from the given description?You can represent the unknown amounts by the use of variables. Follow whatever the description is and convert it one by one mathematically. For example if it is asked to increase some item by 4 , then you can add 4 in that item to increase it by 4. If something is for example, doubled, then you can multiply that thing by 2 and so on methods can be used to convert description to mathematical expressions.
Let we suppose that:
Swimmer A swam x lapsSwimmer B swam y laps.Then, according to the given data, we have:
x + y = 175 laps
y = 25 + 2x (25 more than twice of laps of A is the number of laps of B).
Thus, we get a system of two equations as:
\(x + y = 175\\y = 25 + 2x\\\)
From second equation, putting value of y in first equation, we get:
\(x + (25 + 2x) = 175\\3x + 25 = 175\\3x = 150\\\\x = \dfrac{150}{3} = 50 \: \rm laps\)
As x is the number of laps Swimmer A swam, thus, the number of laps that Swimmer A swam was 50 laps.
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Show how to solve the problem in the example by multiplying decimals
Answer:
To multiply decimals, first multiply as if there is no decimal. Next, count the number of digits after the decimal in each factor. Finally, put the same number of digits behind the decimal in the product.
Step-by-step explanation:
Example: Multiply 0.25 by 0.2
0.25 × 0.2. multiply without decimal points:
25 × 2 = 50. 0.25 has 2 decimal places,
one inch represents 2,000 feet is what type of scale? group of answer choices verbal scale graphical scale fractional scale
'One inch represents 2,000 feet' is a verbal type scale.
The link between a length unit on a map and its corresponding length on the ground is known as the map scale. It will be beneficial for you to carefully study this section because we will use map scale principles throughout the course.
We can use three distinct scales to relate a map to the ground:
verbal scalegraphic/ bar scalerepresentative fraction/ ratio scale'One inch represents 2,000 feet' is an example of a Verbal scale. The relationship between a map distance and a ground distance is expressed verbally using a verbal scale.
Here, it is inferred that one inch on the map corresponds to 2000 feet on the ground. Popular atlases and maps frequently use verbal scales.
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For the following X distribution (2,3,2,3,4,2,3), s2 = a..49 b..61 C..70 O d. 2.71
The mean, s^2 of the following X distribution (2,3,2,3,4,2,3) is 2.71 (approximately up to two decimal places) using the formula of mean for ungrouped data.
Hence option d is the correct answer.
The distribution of X is given as (2,3,2,3,4,2,3).
It is in ungrouped data form.
To calculate the mean of ungrouped data we use the formula as,
Mean = (Summation of all the values in the data set) / (Number of observations in the data set)
Here, say Mean = s^2 up to two decimal places for X distribution is (using the formula for calculating mean of ungrouped data),
Mean, s^2 = (2+ 3 +2 +3 +4 +2 +3 )/7
= 19/7 = 2.71 (approximately)
Hence option b is the correct answer.
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Howard deposited some money in the bank. How long will Howard have to leave $5000 in the bank to earn $250 in simple interest at 2%.
Answer:
t = 2.5 years
Step-by-step explanation:
Given that,
Principal = $5000
Interest = $250
Rate of interest = 2%
We need to find the time. We know that,
\(I=\dfrac{PRT}{100}\)
Put all values to find T.
\(T=\dfrac{100I}{PR}\\\\T=\dfrac{100\times 250}{5000\times 2}\\\\T=2.5\ yrs\)
So, it will take 2.5 years.
At times, the relationship between a dependent and an independent variable is expressed as a logarithmic equation: Given a positive constant € and the two equations below, what is the relationship between X and Y? Equation 1: Log(c) = X/2 Equation 2: Log(c^2) = Y 1 . X Y Submit
The relationship between a dependent and an independent variable expressed as a logarithmic equation is as follows X = Y/2
At times, the relationship between a dependent and an independent variable is expressed as a logarithmic equation. For this question, given a positive constant € and the two equations below, we can find the relationship between X and Y. Equation 1: Log(c) = X/2 Equation 2: Log(c^2) = Y.We can use the basic properties of logarithms to solve this problem. To do so, we need to understand what logarithms are first.Logarithms are the opposite of exponentials. They allow us to find the exponent needed to produce a given value. For instance, log base 2 of 8 is 3 since 2^3 = 8.
A logarithm is represented as log_bx where b is the base and x is the argument or the number being passed to the logarithm.In equation 1, we are given that log(c) = x/2. To isolate x, we need to exponentiate both sides with base e.e^(log(c)) = e^(x/2)This gives us c = e^(x/2).We can rewrite this expression as c^2 = e^x. Now we use equation 2 which states that log(c^2) = y. This is equivalent to 2log(c) = y.Using equation 1, we can substitute log(c) for x/2.2log(c) = y2(x/2) = yx = y/2So the relationship between X and Y is X = Y/2. Therefore, we can conclude that the relationship between a dependent and an independent variable expressed as a logarithmic equation is as follows: X = Y/2.
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I struggle on this one to
Answer:
13. acute
14. right
15. 36
16. x = 14
Step-by-step explanation:
This is for today someone help me pls!!!!
Answer:
Part A: The third angle is 20°
Part B: The height of the building is 137.3738m (round to whatever is wanted)
Ver en español
After their soccer game, Deion and his friends eat at their favorite restaurant, the Dancing Meatball. When the bill comes, they divide the cost of a meatball pizza evenly among 6 people. Each person pays $2.75.
Which equation can you use to find the cost c of the pizza?
Solve this equation for c to find the cost of the pizza.
Based on the fact that the cost of the meatball pizza was divided evenly, the equation to find the cost c of the pizza is, c = 2.75 x 6.
When the equation is solved, the value of c is $16.50
What is the cost of the pizza?Because the cost of the meatball pizza was divided evenly, the cost of the pizza can be found by the formula:
Cost = Cost per person x Number of people
Using c as cost, the equation becomes:
c = 2.75 x 6
Solving for c than gives:
c = 2.75 x 6
= $16.50
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f a = –3 and b = 4, then the value of –5a2b is
Answer:
-120
Step-by-step explanation:
A=-3
B= 4
5(-3)*2(4)
5(-3)= -15
2(4) = 8
-15*8 = -120
Answer:
120
Step-by-step explanation:
a = –3 and b = 4
The value of –5a2b is:
–5a2b
–5(-3)2(4)
15*2(4)
15*8
120
Helppp!!!!me mark u brainly
Answer:
D. Jacob rode a 45-kilometer race in 3 hours.
Step-by-step explanation:
1h = 15km
A. : 30m = \(\frac{30}{60}\) × 15km
= 7.5km (not 2km)
B. : 15m = \(\frac{15}{60}\) × 15km
= 3.75km (not 4km)
C. : 5h = 5 × 15km
= 75km (not 20km)
D. : 3h = 3 × 15km
= 45km (Yep, 45km)
This is my homework and i need help asap
Using the segment addition postulate, it is found that:
1. Point B is between the other two.
2. The measures are: RS = 5, RT = 10, PR = 10, PQ = 6.
3. The value of x is of x = 9.5.
4. The value of y is of y = ± 5.
What is the segment addition postulate?The segment addition postulate is a geometry axiom that states that a line segment, divided into a number of smaller segments, has the length given by the sum of the lengths of the segments.
In item 1, we have that the largest segment is of AC, hence it represents the line, while point B splits the segment into two parts, that is, point B is between the other two.
In item 2, we have that:
S is the midpoint of RT, hence RS = ST = 5.For the same reason above, RT = RS + ST = 10.PR is congruent to RT, hence PR = 10.PR = PQ + QR -> PQ = PR - QR = 10 - 4 = 6.For item 3, applying the Postulate, we have that:
AB + BC + CD = AD
4 + 4 + 2x - 6 = 21
2x = 19
x = 9.5.
For item 4, due to the midpoint, we have that:
LM = MN
Hence:
y² + 4 = 29
y² = 25
y = ± sqrt(25)
y = ± 5.
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Can someone, anyone, help me with this?
la respuesta de tu potencia es 1
vineet solved a system of equations by substitution. in his work, he substituted an expression for one of the variables and solved for the value of the other. this resulted in the equation 7
The equation resulting from Vineet's substitution in solving the system of equations is not provided, so it is not possible to give a direct answer.
To provide an explanation and calculation, we need the specific equations and the substitution made by Vineet. Without this information, it is not possible to proceed with the calculation or analysis.
Without the equation resulting from Vineet's substitution or the specific system of equations being solved, it is not possible to provide a detailed explanation or calculation. It is important to have the complete information in order to analyze Vineet's work accurately. If you can provide the specific equations and the substitution made, I would be happy to assist you further in explaining Vineet's process and reaching a conclusion.
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does a system of linear equation shown Below have one solution no solution or many solution explain x - 12y = -4x - 9y = 7
to determine wether the system has one solution, an infinite number of solutions or no solution at all we have to solve it.
We have the system:
\(\begin{gathered} x-12y=-4 \\ x-9y=7 \end{gathered}\)Substracting the second equation from the first one we have:
\(\begin{gathered} (x-12y)-(x-9y)=-4-7 \\ x-12y-x+9y=-11 \\ -3y=-11 \\ y=\frac{11}{3} \end{gathered}\)Since we can find a value for the variable y we conclude that the system has only one solution.
The value of x can be found from the first equation once we have y:
\(\begin{gathered} x-12(\frac{11}{3})=-4 \\ x-44=-4 \\ x=44-4 \\ x=40 \end{gathered}\)The solution of the sytem is x=40 and y=11/3.
What is the value of the 11th term in the sequence -3, -6, -12, -24, ...?
A -6,144
B -118,098
C -3,072
D -354,294
Answer:
c -3072 as you need to double frm 3 which is the first te and as -6 -12 -24 -48 -96 -192 -384 -768 -1536 and -3072.
What is the equation of the line below
The given graph is of the equation y = x - 2
How to represent an equation in a graph?Select x-values and enter them into the equation to graph a function. You will obtain a y-value once those values have been entered into the equation. The coordinates of a single point are made up of the x and y values.
Step 1 is to determine the variables.
Step 2: Establish the range of the variable
Determine the graph's scale in step three.
Step 4 is to give each axis a number, a label, and a title.
5. Select the data points and plot them on the graph.
6. Create the graph.
After understanding the "how" of drawing a graph you will surely understand how to decide which equation's graph it is.
The given graph is of the equation
y = x - 2
because as in the graph
the slope cuts the points x = 4 and y = 2
and when we substitute this value in the above mentioned equation we get
2 = 4 - 2
which satisfies the condition .
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Is this triangle a right triangle? and is it a scalene, a isosceles, or a equilateral triangle? Thx.
I'm sorry. This does not come with a picture.