In hypothesis testing, how many of the following statements are always true? I.

Question

In hypothesis testing, how many of the following statements are always true? I. The p-value is a probability. II. The p-value is computed from the significance level. III. The p-value is the parameter in the null hypothesis. IV. The p-value is a test statistic. A. One B. Two C. Three D. None are always true. An analysis of variance test is used to test whether A. Population proportions are the same for several populations B. Several populations fit or do not fit an expected distribution C. Populations averages arc the same for several populations D. Two variables show significant straight line correlation Which quarter of data is most concentrated as represented by the following boxplot? A. First B. Second C. Third D. Fourth Which distribution should be used to test whether the number of test questions is uniformly distributed across the 13 chapters for this final exam? A. Normal B. Uniform C. t-distribution D. Chi-square

Explanation / Answer

28) option1 and 4 is correct

29)option C is correct

30)option D is correct

31)option D is correct

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