Losing Weight In a comparison of the mean1-month weight losses for women aged 2030
Chapter 9, Problem 67(choose chapter or problem)
Losing Weight In a comparison of the mean1-month weight losses for women aged 2030 years,these sample data were obtained for each of two diets: Diet I Diet IISample Size n 40 40Sample Mean x (lb) 10 8Sample Variance s2 4.3 5.7Do the data provide sufficient evidence to indicate thatdiet I produces a greater mean weight loss than diet II?Use a .05.
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