Psychologists at an university compared the levels of alcohol consumption of male and female freshman students. Each student was asked to estimate the amount of alcohol (beer, wine, or liquor) they consume in a typical week. Summary statistics for 127 males and 185 females are provided in the accompanying table. Data table Sample size, n Mean (ounces), x Standard deviation, Males 127 16.77 13.54 Females 185 10.73 11.57 - X
Psychologists at an university compared the levels of alcohol consumption of male and female freshman students. Each student was asked to estimate the amount of alcohol (beer, wine, or liquor) they consume in a typical week. Summary statistics for 127 males and 185 females are provided in the accompanying table. Data table Sample size, n Mean (ounces), x Standard deviation, Males 127 16.77 13.54 Females 185 10.73 11.57 - X
MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
Publisher:Amos Gilat
Chapter1: Starting With Matlab
Section: Chapter Questions
Problem 1P
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a. For each gender, find a 95% confidence interval for mean weekly alcohol consumption.
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