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Exhibit 14-1 - A professor of women's studies is interested




Question;Exhibit 14-1A professor of women's studies is interested in determining if stress affects the menstrual cycle. Ten women are randomly sampled for an experiment and randomly divided into two groups. One of the groups is subjected to high stress for two months while the other lives in a relatively stress-free environment. The professor measures the menstrual cycle (in days) of each woman during the second month. The following data are obtained.High stress2023181922Relatively stress free2631252630Refer to Exhibit 14-1. The df for determining tcrit are _________.


Paper#62310 | Written in 18-Jul-2015

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