A male college student claimed that college men spend more time working out than college women. A group of 100 college men and 100 college women completed a survey that asked the question” How many hours do you typically spend working out per week?”. From the samples, the mean and standard deviation in hours spent working out per week is displayed in the table for each gender.   ROUND THE VALUES IN THE TABLE TO THE TENTHS PLACE.   a) Is there statistical evidence that the male college students claim is accurate? Perform a hypothesis test.  b) Create a 90% confidence interval. c) Make a connection between your interval and your conclusion in your hypothesis test.

Big Ideas Math A Bridge To Success Algebra 1: Student Edition 2015
1st Edition
ISBN:9781680331141
Author:HOUGHTON MIFFLIN HARCOURT
Publisher:HOUGHTON MIFFLIN HARCOURT
Chapter11: Data Analysis And Displays
Section11.4: Two-ways Tables
Problem 12E
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A male college student claimed that college men spend more time working out than college women. A group of 100 college men and 100 college women completed a survey that asked the question” How many hours do you typically spend working out per week?”. From the samples, the mean and standard deviation in hours spent working out per week is displayed in the table for each gender.

 

ROUND THE VALUES IN THE TABLE TO THE TENTHS PLACE.

 

a) Is there statistical evidence that the male college students claim is accurate? Perform a hypothesis test. 

b) Create a 90% confidence interval.

c) Make a connection between your interval and your conclusion in your hypothesis test. 

d) Would your decision change if you were asked to create a 95% confidence interval? Explain. 

 

Statistics
Values
Sample mean for men
8.086115256296889
Sample SD for men
2.8320053888037595
Sample mean for women
7.785484396700922
Sample SD for women
2.659730003681303
Transcribed Image Text:Statistics Values Sample mean for men 8.086115256296889 Sample SD for men 2.8320053888037595 Sample mean for women 7.785484396700922 Sample SD for women 2.659730003681303
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