Listed below are amounts of strontium-90 in a simple random sample of baby teeth obtained from Pennsylvania residents and New York residents born after 1979. Use a 0.05 significance level to test the claim that the median amount of strontium-90 from Pennsylvania residents is the same as the median from New York residents.
Answer to relevant QuestionsData Set 5 in Appendix B lists full IQ scores for a random sample of subjects with medium lead levels in their blood and another random sample of subjects with high lead levels in their blood. Use a 0.05 significance level ...Assume that we have two treatments (A and B) that produce quantitative results, and we have only two observations for treatment A and two observations for treatment B. We cannot use the test statistic given in this section ...Listed below are highway fuel consumption amounts (mi/gal) for cars categorized by the sizes of small, midsize, and large (from Data Set 14 in Appendix B). Using a 0.05 significance level, test the claim that the three size ...Refer to Table 13-2 in Section 13-1 and identify the efficiency of the rank cor-relation test. What does that value tell us about the test? Refer to the measured systolic and diastolic blood pressure measure¬ments of 40 randomly selected males in Data Set 1 in Appendix B and test the claim that among men, there is a correlation between systolic blood pressure ...
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