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14 Dec 2021
Problem 112
Page 564
Section: HOMEWORK
Chapter 10: HYPOTHESIS TESTING WITH TWO SAMPLE
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14 Dec 2021
Given information
Joan Nguyen recently claimed that the proportion of college-age males with at least one pierced ear is as high as the proportion of college-age females. She conducted a survey in her classes. Out of 
males, 
had at least one pierced ear. Out of 
females, 
had at least one pierced ear. Do you believe that the proportion of males has reached the proportion of females?
Step-by-step explanation
Step 1.
The hypothesis testing in the required format as given in the problem is as follows:
The subscripts are:
for the proportion of men with at least one pierced ear.
for the proportion of women with at least one pierced ear
The null hypothesis can be stated as follows:
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Introductory Statistics
OER Edition, 2013
Openstax
ISBN: 9781938168208
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