Hypothesis Testing

Question 1

What is the null hypothesis, H0, for this situation?

Revolt · Accepted Answer

Answer image: //media.edgenuity.com/EVresources/3111-12-11-20-02-task/mc001-2.jpg

Question 2

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

Revolt · Accepted Answer

Answer image: //media.edgenuity.com/EVresources/3111-12-11-20-02-task/mc002-2.jpg

Question 3

What is the null hypothesis, H0, for this situation?

Revolt · Accepted Answer

Answer image: //media.edgenuity.com/EVresources/3111-12-11-20-03-task/mc001-2.jpg

Question 4

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

Revolt · Accepted Answer

✔ a right-tailed test

Question 5

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

Revolt · Accepted Answer

Answer image: //media.edgenuity.com/EVresources/3111-12-11-20-03-task/mc002-2.jpg

Question 6

The z-statistic for a sample of Delmar’s practice times is 1.41. How should this statistic be interpreted in terms of the hypothesis test?

Revolt · Accepted Answer

There is not enough evidence to reject .

Question 7

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

Revolt · Accepted Answer

There is not enough evidence to accept or reject his claim.

Question 8

What is the z-statistic for the sample? Round the answer to the nearest hundredth.z =

Revolt · Accepted Answer

2.07

Question 9

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?

Revolt · Accepted Answer

The null hypothesis should be rejected.

Question 10

To the nearest hundredth, the z-statistic isz =

Revolt · Accepted Answer

2.00

Hypothesis Testing Answers

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