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Description: A study was conducted using 39 undergraduates at a large private university who volunteered to participate in the research as partial fulfillment of a course requirement. One of the items studied was the maximum daily amount of alcohol consumed in th

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 study was conducted using 39 undergraduates at a large private university who volunteered to participate in the research as partial fulfillment of a course requirement. One of the items studied was the maximum daily amount of alcohol consumed in the last month. Based on the data in the following table, is there a difference between males and females in the maximum amount of alcohol consumed in any one day in the past month? Use α = 0.05 and assume that the population variances are equal.

Group	Mean ()	Standard Deviation (s)	Size of Sample (n)
Males	8.2	5.9	17
Females	5.6	5.7	22

5. A study was conducted using 39 undergraduates at a large private university who
volunteered to participate in the research as partial fulfillment of a course
requirement. One of the items studied was the maximum daily amount of alcohol
consumed in the last month. Based on the data in the following table, is there a
difference between males and females in the maximum amount of alcohol
consumed in any one day in the past month? Use a = 0.05 and assume that the
population variances are equal.
Group
Standard
Size of
Мean (*)
Deviation (s)
Sample (n)
Males
8.2
5.9
17
Female
5.6
5.7
22
S

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