AnswersCREDIT RE-SEAT MNPS Integrated Math III IC S2 26-27Hypothesis Testing

Hypothesis Testing Answers

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21
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The critical value for z* for a hypothesis test of the claim at 5% significance is z* = 1.96. How should the z-statistic for the sample be interpreted in terms of the hypothesis test?

A
The null hypothesis should be rejected.
B
The null hypothesis should be accepted.
C
There is not enough evidence to reject the null hypothesis.
22
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What is the critical value for z for a hypothesis test using a 5% significance level?z* = 1.651.962.58

A
1.65
B
1.96
C
2.58
23

You have reason to believe that there are actually fewer raisins in each box than the company claims. Your alternative hypothesis, , would be

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What is the alternative hypothesis, Ha, for this situation?

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What is the alternative hypothesis, Ha, for this situation?

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26

Which did you include in your response?

A
A significance level of 10% means that there is a 10% probability of rejecting the null hypothesis incorrectly.
B
The significance level determines the critical region of the hypothesis test.
27

Based on the hypothesis test, what conclusion can be drawn about Delmar’s claim?

A
Delmar practices at least 2 hours a day.
B
Delmar practices more than 2 hours a day.
C
There is not enough evidence to accept or reject his claim.
28

The critical value for z* for a hypothesis test of the claim at 5% significance is z* = 1.96. How should the z-statistic for the sample be interpreted in terms of the hypothesis test?

A
The null hypothesis should be rejected.
B
The null hypothesis should be accepted.
C
There is not enough evidence to reject the null hypothesis.
29

What is the critical value for z for a hypothesis test using a 5% significance level?z* =

A
1.65
B
1.96
C
2.58
30

What type of significance test should be used for this situation? a left-tailed testa two-tailed testa right-tailed test

A
a left-tailed test
B
a two-tailed test
C
a right-tailed test
31

You have reason to believe that there are actually more raisins in each box than the company claims. Your alternative hypothesis, , would be

Question illustration
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32

What type of significance test should be used for this situation? a left-tailed testa two-tailed test✔ a right-tailed test

A
a left-tailed test
B
a two-tailed test
C
a right-tailed test

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