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Statistics: Non-Parametric Tests – #29490

Question: In this part of the assignment you will perform the non-parametric version of the tests you used in Week 4. In each case, assume that you opted to use the non-parametric equivalent rather than the parametric test. Using the data files from earlier assignment, complete the following tests and paste your results into a...

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Statistics: Non-Parametric Tests – #28162

Question: Weather Forecasts? Listed below are actual high temperatures and the high temperatures forecast one day in advance based on Data Set 11 in Appendix B. Use a 0.05 significance level to test the claim that the population of differences has a median of zero. What do the results suggest about the accuracy of the...

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Statistics: Non-Parametric Tests – #28164

Question: Listed below are the numbers of years that U.S. presidents, popes since 1690 and British monarchs lived after they were inaugurated, elected, or coronated. As of the writing, the last president is Gerald Ford and the last pope is John Paul II. The times are based on data from Computer interactive Data Analysis, by...

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Statistics: Non-Parametric Tests – #28165

Question: Cigarettes Refer to Data Set 4 Appendix B for the amounts of tar in the sample of king size cigarettes, which are nonfiltered, nonmenthol, and non light, and for the amounts of tar in the 100 mm cigarettes, which are filtered, nonmenthol, and non light. Use 0.01 significance level to test the claim that...

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Statistics: Non-Parametric Tests – #27745

Question: The SAT consists of three parts: critical reading, mathematics, and writing. Each part of the test is scored on a 200-to-800-point scale with a median of approximately 500 (The World Almanac, 2009). Scores for each part of the test can be assumed to be symmetric. Use the following data to test the hypothesis that...

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