What would happen if we took the data from the anorexia example in Table 13.1 and reexpressed the dependent variable in kilograms instead of pounds?
Answer to relevant QuestionsUse MYSTAT or LazStats to reproduce your result in Exercise 13.6. In Exercise 13.6. Hoaglin, Mosteller, and Tukey (1983) present data on blood levels of beta-endorphin as a function of stress. They took beta-endorphin levels ...Why would you use a paired t test in Exercise 13.6? The data are presented below, in fmol/ml: Based on these data, what effect does increased stress have on beta-endorphin levels? Calculate the 95% confidence limits on µ1 2 µ2 for the data in Exercise 14.8. In Exercise 14.8. The data follow: Demonstrate that, because we have equal sample sizes, I would have arrived at the same answer in Section 14.10 if I had not pooled the variances, although the degrees of freedom would probably differ. As it turns out, a research assistant has just finished running the experiment described in Exercise 15.10 without having carried out any power calculations. He tried to run 20 subjects in each group, but he accidentally ...
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