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Probability and Statistical Inference | 9th Edition | ISBN: 9780321923271 | Authors: Robert V. Hogg, Elliot Tanis, Dale Zimmerman
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A survey of high school girls classified them by two

Chapter 9, Problem 9E

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QUESTION:

A survey of high school girls classified them by two attributes: whether or not they participated in sports and whether or not they had one or more older brothers. Use the following data to test the null hypothesis that these two attributes of classification are independent:

Approximate the \(p\)-value of this test. Do we reject the null hypothesis if \(\alpha=0.05\)?

Equation Transcription:

Text Transcription:

p

alpha=0.05

Questions & Answers

QUESTION:

A survey of high school girls classified them by two attributes: whether or not they participated in sports and whether or not they had one or more older brothers. Use the following data to test the null hypothesis that these two attributes of classification are independent:

Approximate the \(p\)-value of this test. Do we reject the null hypothesis if \(\alpha=0.05\)?

Equation Transcription:

Text Transcription:

p

alpha=0.05

ANSWER:

Step 1 of 5

Refer to the table below.

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