# Question 29 0 out of 2 points in a study on work

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Question 29 0 out of 2 points In a study on work hours, a sample of ASU psychology online students are compared to the general population of ASU online students and the Z statistic for the sample is -1.70. With a two-tailed test with an alpha level of .05, what is the conclusion of the hypothesis test? Selected Answer: Reject the null hypothesis. Answers: Fail to reject the alternative hypothesis. Reject the alternative hypothesis. Fail to reject the null hypothesis. Reject the null hypothesis.
Question 30 0 out of 2 points A market researcher wants to know if Toyota vehicles have significantly higher MPGs compared to the national statistics. She sets the α (significance) level at .05 for a one-tailed test. The Z statistic calculated from the Toyota sample is 1.83. What is the conclusion from this hypothesis test?
Question 31 0 out of 2 points ( M population 1 M population 2 ) is a formula for figuring ____.
raw effect size Question 32 0 out of 2 points Why do researchers perform a power analysis during data analysis and report the power of the hypothesis test?
Question 33 0 out of 2 points A new variety of apples has been developed to be bigger than the typical apples, which average 7 oz in weight. The critical Z value for a hypothesis test is 1.96 and the standard error is 2 oz. What is the minimum weight (in oz) of the sample of new apples to yield a significant test result? Selected Answer: 5.04 + Answers: 9+ 10.92 + 8.96 + 5.04 +