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 design of quarters changed in 1964?
Answer to relevant QuestionsData Set 19 in Appendix B lists weights (lb) of the cola in cans of regular Coke and diet Coke. Use a 0.05 significance level to test the claim that the samples are from populations with the same median. If there appears to ...Refer to Table 13-2 in Section 13-1 and identify the efficiency of the Kruskal Wallis test. What does that value tell us about the test? Refer to Data Set 10 in Appendix B and use the amounts of nicotine (mg per cigarette) in the king-size cigarettes, the 100-mm menthol cigarettes, and the 100-mm nonmenthol cigarettes. The king-size cigarettes are ...The following table lists overall quality scores and prices of 40-inch LCD televisions. Do these data suggest that you can get better quality by spending more? Use the rank correlation coefficient to test for a correlation ...Refer to Data Set 16 in Appendix B and use the magnitudes and depths from the earthquakes. Use the data from Appendix B to testfor rank correlation with a 0.05 significance level.
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