[See Solution] Marathons 2006. Shown are the winning times (in minutes) for men and women in the New York City Marathon between 1978 and 2006. Assuming
Question: Marathons 2006. Shown are the winning times (in minutes) for men and women in the New York City Marathon between 1978 and 2006. Assuming that performances in the Big Apple resemble performances elsewhere, we can think of these data as a sample of performance in marathon competitions. Create a 90% confidence interval for the mean difference in winning times for male and female marathon competitors.
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