A leading manufacturer of exercise equipment wanted to collect data on the effectiveness of their equipment. An
Question:
a) On average, how many minutes longer than a man must a woman exercise at a light exertion rate in order to burn 200 calories? Find a 95% confidence interval.
b) Estimate the average number of minutes longer a woman must work out at light exertion than at heavy exertion to get the same benefit. Find a 95% confidence interval.
c) These data are actually averages rather than individual times. How might this affect the margins of error in these confidence intervals?
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Related Book For
Business Statistics
ISBN: 9780321925831
3rd Edition
Authors: Norean Sharpe, Richard Veaux, Paul Velleman
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