# Question

Refer to Data Set 12 in Appendix B and use the heights of U.S. presidents and their main opponents in the presidential campaigns to test the claim that there is no difference. Use a 0.05 significance level. Use the sign test for the data consisting of matched pairs.

Use the sign test for the data consisting of matched pairs.

Use the sign test for the data consisting of matched pairs.

## Answer to relevant Questions

Example 2 using the following times for American Airlines Flight 19. Use the sign test for the data consisting of matched pairs. Refer to Data Set 21 in Appendix B for the weights (g) of randomly selected quarters that were minted after 1964. The quarters are supposed to have a median weight of 5.670 g. Use a 0.01 significance level to test the claim ...Use the Wilcoxon signed-ranks test to test the claim that the matched pairs have differences that come from a population with a median equal to zero. Use a 0.05 significance level. a. If we have sample paired data with 75 nonzero differences, what are the smallest and largest possible values of T? b. If we have sample paired data with 75 nonzero differences, what is the expected value of T if the ...Data Set 21 in Appendix B lists weights (g) of pre-1964 quarters and post-1964 quarters. Use a 0.05 significance level to test the claim that the samples are from populations with the same median. Does it appear that the ...Post your question

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