Hours Spent in Child Care 7.3 6.5 7.7 5.8 3.6 9.7 6.2 8.7 11.4 0.6 8.2 7.2 9.4 7.5 5.4 8.0 9.4 4.5 7.5 7.9 5.8 7.6 8.3 9.8 9.0 6.2 4.7 0.6 11.2 8.3 9.0 7.9 7.0 6.3 3.8 8.1 7.0 7.6 2.3 7.0

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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The time married men with children spend on child
care averages 6.4 hours per week (time, March 12, 2012). You belong to a professional
group on family practices that would like to do its own study to determine if the time
married men in your area spend on child care per week differs from the reported mean
of 6.4 hours per week. A sample of 40 married couples will be used with the data
collected showing the hours per week the husband spends on child care. the sample
data are contained in the sheet childcare.
(a) What are the hypotheses if your group would like to determine if the population
mean number of hours married men are spending in child care differs from the
mean reported by time in your area?
(b) What is the sample mean and the p-value?
(c) Select your own level of significance. what is your conclusion?

Hours
Spent in
Child Care
7.3
6.5
7.7
5.8
3.6
9.7
6.2
8.7
11.4
0.6
8.2
7.2
9.4
7.5
5.4
8.0
9.4
4.5
7.5
7.9
5.8
7.6
8.3
9.8
9.0
6.2
4.7
0.6
11.2
8.3
9.0
7.9
7.0
6.3
3.8
8.1
7.0
7.6
2.3
7.0
Transcribed Image Text:Hours Spent in Child Care 7.3 6.5 7.7 5.8 3.6 9.7 6.2 8.7 11.4 0.6 8.2 7.2 9.4 7.5 5.4 8.0 9.4 4.5 7.5 7.9 5.8 7.6 8.3 9.8 9.0 6.2 4.7 0.6 11.2 8.3 9.0 7.9 7.0 6.3 3.8 8.1 7.0 7.6 2.3 7.0
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