Question: Question 1 2pts When are the claim and the null hypothesis the same? Always When the claim is only an inequality When the claim has

Question 1

2pts

When are the claim and the null hypothesis the same?

Always

When the claim is only an inequality

When the claim has the equality

Never

Question 2

2pts

Which of the following could be a null hypothesis?

> 3

< 3

Question 3

2pts

The null and alternative hypotheses are ______.

known statements that the math confirms

the claim and not the claim, respectively

complements of each other

the same

Question 4

2pts

Use the z-distribution, rather than t-distribution, when ________.

the population standard deviation is known

the population and the sample are normally distributed

the samples standard deviation is known

the population mean is known

Question 5

2pts

If the null hypothesis was 2.4, then the alternative hypothesis would be ______.

> 2.4

= 2.4

2.4

< 2.4

Question 6

2pts

If the p-value from the hypothesis test is 0.045 when the alpha is 0.05, what is the conclusion?

Group of answer choices

Fail to reject either hypothesis

Reject the null hypothesis

Reject the alternative hypothesis

Fail to reject the null hypothesis

Question 6

2pts

If the p-value from the hypothesis test is 0.045 when the alpha is 0.05, what is the conclusion?

Fail to reject either hypothesis

Reject the null hypothesis

Reject the alternative hypothesis

Fail to reject the null hypothesis

Question 7

2pts

If the claim is the alternative hypothesis and the null hypothesis has been rejected, what can we say about the claim?

The claim has been rejected

The alternative hypothesis should be rejected

The data support the claim

The data do not support the claim

Question 8

2pts

If the claim is the null hypothesis and the null hypothesis has been rejected, what can we say about the claim?

The data support the claim

The claim has been rejected

The alternative hypothesis should be rejected

The data do not support the claim

Question 9

2pts

The p-value represents the probability that __________.

the null is true

the test statistic occurred assuming the null should be rejected

the test statistic occurred assuming the null hypothesis is true

the alpha is supported

Question 10

2pts

Which of the following would be an example of matched pair testing?

boys and girls regarding social media

teenagers and senior citizens regarding internet use

people before diets and after diets regarding weight loss

people before age 40 and those after age 40 regarding current events

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