Answer:
The correction definition of a resume is a document describing the applicant's experience, strengths, skills, education and other qualifications.
Which number line shows the solution of 6x- 12>-6?
Answer:
The graph below shows a proportional relationship between xxx and yyy.
What is the constant of proportionality, \dfrac{y}{x}
x
y
start fraction, y, divided by, x, end fraction ?
Step-by-step explanation:
Answer: Option A
Step-by-step explanation:
6x - 12 > -6
6x > 6
x > 1
arbitron media research incorporated conducted a study of the ipod listening habits of men and women. one facet of the study involved the mean listening time. it was discovered that the mean listening time for a sample of 8 men was 39 minutes per day. the standard deviation was 12 minutes per day. the mean listening time for a sample of 10 women was also 39 minutes, but the standard deviation of the sample was 16 minutes. at the 0.10 significance level, can we conclude that there is a difference in the variation in the listening times for men and women?g
There is no significance difference in the variation in the listening times for men and women.
In this study conducted by Arbitron Media Research Incorporated, the iPod listening habits of men and women were examined. One aspect of the study focused on the mean listening time for both genders. The objective is to determine if there is a significant difference in the variation of listening times between men and women. To do so, statistical analysis will be conducted using the given data.
To determine if there is a significant difference in the variation of listening times between men and women, we can perform a hypothesis test. Let's denote the mean listening time for men as μ₁, the mean listening time for women as μ₂, the standard deviation for men as σ1, and the standard deviation for women as σ₂.
Null Hypothesis (H₀): There is no difference in the variation of listening times between men and women. In mathematical terms, H₀ : σ₁ = σ₂.
Alternative Hypothesis (H₁): There is a difference in the variation of listening times between men and women. In mathematical terms, H₁ : σ₁ ≠ σ₂.
We will use a significance level of 0.10, which indicates that we are willing to accept a 10% chance of rejecting the null hypothesis when it is true.
To test this hypothesis, we can use the F-test for comparing variances. The F-test compares the ratio of the variances between two independent samples. In this case, the samples are the listening times of men and women. The F-test statistic is calculated as follows:
F = (s₁²) / (s₂²)
where s₁ and s₂ are the sample variances. In this case, the sample variances are the square of the standard deviations provided.
Let's calculate the F-test statistic using the given data:
For men:
Sample size (n₁) = 8
Sample standard deviation (s₁) = 12 minutes/day
Sample variance (s₁²) = (12²) = 144 minutes²/day²
For women:
Sample size (n₂) = 10
Sample standard deviation (s₂) = 16 minutes/day
Sample variance (s₂²) = (16²) = 256 minutes²/day²
Calculating the F-test statistic:
F = (s₁²) / (s₂²) = 144 / 256 ≈ 0.5625
Next, we need to determine the critical value for the F-test statistic at a significance level of 0.10. This critical value can be found in the F-distribution table. Since the sample size is small, we will use the F-distribution table.
With a sample size of 8 for men and 10 for women, the degrees of freedom for the numerator (df₁) is 7 (n₁ - 1) and the degrees of freedom for the denominator (df₂) is 9 (n₂ - 1).
Looking up the critical value from the F-distribution table with df₁ = 7 and df₂ = 9, at a significance level of 0.10, we find the critical value to be approximately 2.76.
Now, we compare the calculated F-test statistic with the critical value. If the calculated F-test statistic is greater than the critical value, we reject the null hypothesis; otherwise, we fail to reject the null hypothesis.
In this case, the calculated F-test statistic (0.5625) is less than the critical value (2.76). Therefore, we fail to reject the null hypothesis. This means that there is no enough evidence to conclude that there is a significant difference in the variation of listening times between men and women at the 0.10 significance level.
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which two continents are entirely located in the western hemisphere
Answer:
south america and north america
Step-by-step explanation:
If P(B)=0.3,P(A∣B)=0.5,P(B ′ )=0.7, and P(A∣B ′ )=0.8, find P(B∣A).
If P(B)=0.3, P(A|B)=0.5, P(B')=0.7and P(A|B')=0.8, then the value of the probability P(B|A)= 0.2113
To find the value of P(B|A), follow these steps:
The probability of B given A can be given by the product of the probability of A given B and the probability of B, divided by the total probability of B. So, the formula for P(B|A) = P(A|B) * P(B) / [P(A|B)*P(B)+P(A|B')*P(B')]. Substituting the values, we get P(B|A) = (0.5) (0.3) / [(0.5) (0.3) + (0.8) (0.7)] ⇒P(B|A) = 0.15 / [0.15 + 0.56] ⇒P(B|A) = 0.15 / 0.71 ⇒P(B|A) = 0.2113. Therefore, P(B|A) = 0.2113.Learn more about probability:
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13=5+4x equals what?????????
Answer:
The equation 13 = 5 + 4x can be solved for x. By subtracting 5 from both sides, we get:
13 - 5 = 5 + 4x - 5
This simplifies to:
8 = 4x
And finally, by dividing both sides by 4, we find that:
x = 2.
x = 2
Step-by-step explanation:To solve an equation, it's important to isolate the variable.
Properties of Equality
The properties of equality, often shortened to PoE, explain how equations can be manipulated while remaining true. For this question, it's important to know 2 of the PoEs. First, the subtraction property of equality states that if a number is subtracted from both sides, then the equation is still true. To reword this:
if a = b, then a - c = b - c.Similarly, the division property of equality states that if a number is divided from both sides, then the equation is still true. Once again to reword this:
if a = b, then a/c = b/c.Solving for x
We must use these properties of equality to isolate x. Firstly, subtract 5 from both sides.
8 = 4xThen, divide both sides by 4.
2 = xSo, in the equation above, x equals 2.
645.059 rounded to the nearest tenth
Answer:
645.1
Step-by-step explanation:
5 hundreths round up to 1 tenth
HELP ASAP!! Solve for x and y.
Answer:
Y=90
X=180
Step-by-step explanation:
8+9 divided by 3 in algebraic expression
Answer:
(8 + 9) ÷ 3 = x
Step-by-step explanation:
You first need to add 8+9, so you put them in parenthesis for PEMDAS
Then you divide them by 3
Finally, you make the answer a variable as an algebraic expression involves variables and the answer is not given
In which country is about 99% of the population either immigrants or descendants of immigrants?.
Answer:
united States is the country that has Abt 99% of the population be immigrants
please help! i’ll give brainliest! thank u!
Answer:
Negative with little correlation
It has negative slope if you imagine a line
Which line is wrong?
are yall just using this thing to cheat on your tests LOL i swear im seeing so many people asking questions that look like theyre exactly from their homework or an assignment
Answer:
that's what most people use it for I believe
Which triangles are similar?
67%
23°
13/ 12
62
5
Triangle A
15
28
17
Triangle B
36
23°
39
67°
15
Triangle C
A. Triangles Band C
B. Triangles A and C
OC. Triangles A, B, and C
OD. Triangles A and B
Please help will give 30 pts
Triangles that are similar are A and C because they have equal angles and the sides have the same scale dimensions.
How to identify equal triangles?To identify equal triangles we must look at the dimensions of the triangles, especially their angles and the lengths of their sides. Based on the above, we can infer that the triangles that are similar are triangle A and triangle C.
This is because both triangles have angles of 23°, 67°, and 90°. Additionally, a scale is stored between the length of its sides.
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Spencer needs 2 gallons of paint to create a mural.
He has gallon of yellow paint and į gallon of blue paint.
Drag amounts of paint Spencer can add to the paint he already has to make exactly 2
gallons of paint
Answer:
I don't exactly know how to answer this, maybe I need more information. But if not, then all he can do is add one gallon of yellow paint and one gallon of blue paint. If that's all the paint he has, that is all he can add. Is there a diagram that's supposed to go with this? If not, hope I answered your quesiton.
how can you round 0.234 to the nearest hundredth?
Answer:
0.23 or 0.230
Step-by-step explanation:
You can round it by looking at the hundredths place.
Look to the thousandths place, if its 5 or more, you round up, if its 4 or less you round down.
Answer:
the way that you do this is
Step-by-step explanation:
so the number goes from 0 as in the whole number and then the decimal indicates that the whole number getting separated by a whole bunch of other numbers which go by smaller factors they go from ten hundred thousand and so forth so for this equation you have 0.234 the hundreds is the three the reason why is because the two is the tenths and the four is the thousands the reason why it's the thousands is because there's four numbers in the entire number. so that number (0.234) would be 0.23 rounded to the nearest hundreth because the 4 is less than 5 which makes the number go lower. If it was 0.238 then the answer would now be 0.24 because it's higher then 5. please give me brainliest.
− 7 < x ≤ − 4 x is an integer. Write down the possible values of x
Answer:
-5 and -6
Step-by-step explanation:
-5 and -6 are the only numbers between -7 and -4
the equation h(t)=−16t2 70t 40 gives the height of a toy rocket, in feet, t seconds after it is launched from a platform. what is the height of the platform?
The height of the platform is 40 feet.
Given that the equation h(t) = -16t² + 70t + 40 gives the height of a toy rocket, in feet, t seconds after it is launched from a platform. We need to find the height of the platform. In other words, we need to find the initial height of the rocket when t = 0.
We know that the rocket is launched from a platform which means at t = 0, the height of the rocket from the platform is equal to the height of the platform. Therefore, to find the height of the platform, we need to substitute t = 0 in the given equation. So, h(0) = -16(0)² + 70(0) + 40= 0 + 0 + 40= 40 feet.
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Use the numbers to place the companies in order of greatest comparative advantage to least comparative advantage in
producing large tubes of toothpaste.
O 2.1.3.4
O 4.1,2,3
O 4,3,1,2
The companies in order of greatest comparative advantage to least comparative advantage in producing large tubes of toothpaste is 4, 3, 1, 2 that is option C.
Use the numbers to place the companies in order of greatest comparative advantage to least comparative advantage in producing large tubes of toothpaste.
Toothpaste company
Large tubes
Small tubes
1) Sparkling
100 per hour
200 per hour
2) Bright White
100 per hour
250 per hour
3) Fresh!
200 per hour
250 per hour
4) Mint
150 per hour
150 per hour
Formula for comparative advantage is
CA=rate of producing large tubes/rate of producing small tube
For 1 Sparkling:
CA = 100/200
CA = 0.5
For 2 Bright White:
CA = 100/250
CA = 0.5
For 3 Fresh:
CA = 200/250
CA = 0.8
For 4 Mint:
CA = 150/150
CA = 1
thus, to place the companies in order of greatest comparative advantage to least comparative advantage in producing large tubes of toothpaste is 4, 3, 1, 2.
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Complete question:
Use the numbers to place the companies in order of greatest comparative advantage to least comparative advantage in
producing large tubes of toothpaste.
2.1.3.4
4.1,2,3
4,3,1,2
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Next
Submit
Mark this and retum
If the amount of space between support towers is between 200 and 300 feet, determine the number of towers you will use.
SHOW ALL WORK TO EARN CREDIT.
EFGH is translated 6 units to the left and 3 units up.
Answer:
D
Step-by-step explanation:
pretty self explanatory, comment if you need help!
Answer:
The correct answer is F' (-6,0)
Step-by-step explanation:
I got it right on the quiz ;)
Is Paul's Online Math Notes a good enough source for self-teaching calculus 3 and ODE?
Yes, Paul's Online Math Notes is a good enough source for self-teaching calculus 3 and ODE.
The site is well-organized, with clear explanations and plenty of examples and practice problems. It also includes a section on differential equations, which is helpful for those studying ODE.
However, it is always a good idea to supplement your learning with additional resources, such as textbooks, online videos, and practice problems from other sources.
This will help you gain a deeper understanding of the material and ensure that you are well-prepared for exams.
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a major disadvantage of correlations is that they cannot make a(n) blank statement. multiple choice question.
A major disadvantage of correlations is that they cannot make a cause-and-effect statement.
What are correlations?Correlations are statistical measures that describe the size and direction of a relationship between variables.
Correlations are expressed as numbers. Correlations establish that relationships exist but do not explain if the change in one variable is caused by the change in another variable's value.
The disadvantages of correlations include:
There are no causes and effects.Results can find no inference.The strength of the relationship is not explained.There is the possibility of a confounding factor.Thus, a major disadvantage of correlations is that they cannot make a cause-and-effect statement.
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describe a rigid motion or a composition of rigid motions that can be used to make sure that ewach slice of quiche is the same size and shape as the first slice
The slice of quiche must be rotated 45° clockwise to ensure that each of the 8 slices are the same size and shape.
What is Rigid Motion?
A set can move in a rigid motion if the spacing between the points remains constant. A set is a collection of things or components in mathematics.
Explanation:
Given that each slice of quiche is the same size and shape as the first slice.The objective is to describe a rigid motions or composition of rigid motions.The rigid or composite of rigid motions can be described using the transformation of the rigid motions.Rotation:
A transformation about a point p, called the center of rotation.
Each point and its image are the same distance from p.
There are 8 slices so each central angle of a quiche must \(\frac{360}{8} =45\).
Hence, The slice of quiche must be rotated 45° clockwise to ensure that each of the 8 slices are the same size and shape.
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Samantha wants to know whether the food she serves in her restaurant is within a safe range of
temperatures. She randomly selects 70 entrees and measures their temperatures just before she
serves them to her customers.
What is the population?
Answer: The population would be the data of temperatures of all food served by the restaurant.
Step-by-step explanation:
In a statistical study, the term population refers to the largest group of all individuals related to the study or the objective of the study.
Here, the objective of the study= To check the temperatures of food just before serving.
Population = Data of temperatures of all dishes served by restaurant.
Hence, the population would be the data of temperatures of all dishes served by the restaurant.
James has 27 metres of red wire and 12 metres
of black wire. He needs to cut both wires into
smaller pieces so that all of the smaller pieces are
the same length and there is no wire left over. The
length of each piece must be a whole number of
metres.
What is the longest he can make each smaller
piece of wire? Give your answer in metres (m).
Answer:
3m
Step-by-step explanation:
red wire = 27
black wire= 12
so, we take HCF (highest common factor)
which would be 3 so all the wires would be cut into 3m long.
I hope it helps.
Answer:2m
Step-by-step explanation:
as the factors of 12 are:1, 2, 3, 4, 6 and 12
and the factors of 26 are:1, 2, 13 and 26
so if you are talking meters 2 would be the longest
i hope you get this right x
a=zm+z solve for m please help!!!!!
Answer:
(a-z)/z = m
Step-by-step explanation:
a = zm+z
Subtract z from each side
a-z = mz+z-z
a-z = mz
Divide by z
(a-z) /z = mz/z
(a-z)/z = m
log5 (2x-7) = 0
how to solve for x
The solution to the logarithm equation is log5(2x-7) = 0 is x = 4.
What is logarithm ?
A logarithm is a mathematical function that represents the exponent to which a fixed number, called the base, must be raised to produce a given value. In other words, a logarithm is the inverse operation of exponentiation.
For example, if we have the equation \(10^3 = 1000\), the logarithm of 1000 with base 10 is 3, because \(10^3 = 1000\). Similarly, the logarithm of 8 with base 2 is 3, because \(2^3 = 8.\)
According to the question:
To solve for x in the equation:
log5(2x-7) = 0
We can use the definition of logarithms which states that log_b(x) = y is equivalent to \(b^y = x.\)
Applying this to the given equation, we get:
\(5^0 = 2x - 7\)
\(1 = 2x - 7\)
\(2x = 8\)
\(x = 4\)
Therefore, the solution to the equation is log5(2x-7) = 0 is x = 4.
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[Question 1] You are working with a population of crickets. Before the mating season you check to make sure that the population is in Hardy-Weinberg equilibrium, and you find that the population is in equilibrium. During the mating season you observe that individuals in the population will only mate with others of the same genotype (for example Dd individuals will only mate with Dd individuals). There are only two alleles at this locus ( D is dominant, d is recessive), and you have determined the frequency of the D allele =0.6 in this population. Selection acts against homozygous dominant individuals and their survivorship per generation is 80%. After one generation the frequency of DD individuals will decrease in the population. F
:According to the question:You are working with a population of crickets. Before the mating season you check to make sure that the population is in Hardy-Weinberg equilibrium, and you find that the population is in equilibrium.
During the mating season you observe that individuals in the population will only mate with others of the same genotype (for example Dd individuals will only mate with Dd individuals). There are only two alleles at this locus ( D is dominant, d is recessive), and you have determined the frequency of the D allele =0.6 in this population. Selection acts against homozygous dominant individuals and their survivorship per generation is 80%. After one generation the frequency of DD individuals will decrease in the population.
According to the Hardy-Weinberg equilibrium equation p² + 2pq + q² = 1, the frequency of D (p) and d (q) alleles are:p + q = 1Thus, the frequency of q is 0.4. Here are the calculations for the Hardy-Weinberg equilibrium:p² + 2pq + q² = 1(0.6)² + 2(0.6)(0.4) + (0.4)² = 1After simplifying, it becomes:0.36 + 0.48 + 0.16 = 1This means that the population is in Hardy-Weinberg equilibrium. This is confirmed as the frequencies of DD, Dd, and dd genotypes
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Here is a system of equations: 6.2 -y= 18 4x + 2y = 26 Select all the steps that would help to eliminate a variable and enable solving. Divide the second equation by 2. then add the result to the first equation. Multiply the first equation by 2. then add the result to the second equation. Multiply the first equation by 4 and the second equation by 6, then subtract the resulting equations. O Multiply the second equation by 6, then subtract the result from the first equation. Multiply the first equation by 2. then subtract the second equation from the result.
to eliminate the variable y
we have steps are,
1) Divide the second equation by 2. then add the result to the first equation
or
2) Multiply the first equation by 2. then add the result to the second equation
or
3) Multiply the first equation by 4 and the second equation by 6, then subtract the resulting equations.
so the answer is the first three options.
To determine how American college students feel about commuting, 100 students at a private university were randomly chosen by selecting 50 men and 50 women to participate. They were asked how far they commute each day (in minutes) to campus.
The results of this survey are unreliable primarily because of
voluntary response bias
sampling bias
the absence of a control group
response bias
None of the above
The key reason why this investigation's findings are erroneous is sampling bias. In statistics, sampling bias refers to a bias during which a sample is constructed in a way that makes some members of the intended population less likely than others to be included.
A private university's 100 students, 50 men, and 50 women were randomly chosen to participate in a study on how American college students felt about commuting. They were questioned about their daily commuting distance (in minutes) to college. The key reason why this investigation's findings are erroneous is sampling bias.
When certain individuals of a population are consistently more likely to be chosen in a sample than others, this is known as sampling bias. In the medical sciences, it is also known as ascertainment bias. Because sampling bias jeopardizes external validity, particularly population validity, it restricts the generalizability of findings.
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