AP Statistics - P-Value Worksheet



AP StatisticsName _______________________________________HW 2: P-Value1.Explain below what is meant by a P-value:2.State whether the null hypothesis should be rejected on the basis of the given P-value.P-value = 0.258, 0.05P-value = 0.0684, 0.10P-value = 0.0153, 0.01P-value = 0.0232, 0.05P-value = 0.002, 0.013.Find the p-value for the given the given hypotheses and z-scores.a. Ho: μ=8Ha: μ>8 and z=1.26b. Ho: p=.32Ha:p<.32 and z=-2.41c. Ho:p=.29Ha:p≠.29 and z=-0.29d. Ho: μ=23Ha:μ≠23 and z=1.784. A college professor claims that the average cost of a paperback textbook is greater than $27.50. A sample of 50 books has an average cost of $29.30. The standard deviation of the population is $5.00. Find the p-value for the test. On the basis of the p-value, should the null hypothesis be rejected at the 0.05 level of significance?Hypotheses:P-value:__________________z = ______________Decision?________________ ................
................

In order to avoid copyright disputes, this page is only a partial summary.

Google Online Preview   Download