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# ?9CQQQuestion refer to the sample data in the following

## Problem 9CQQ Chapter 11.3

Elementary Statistics | 12th Edition

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Problem 9CQQ

9CQQ

Question refer to the sample data in the following table (based on data from the Pew Research Center). Randomly selected subjects were asked about the use of marijuana for medical purposes. Assume that we want to use a 0.05 significance level to test the claim that response to the question is independent of gender.

 In Favor Oppose Don’t Know Men 538 167 29 Women 557 186 31

Find the number of degrees of freedom and the critical value.

Step-by-Step Solution:
Step 1 of 3

Solution 9CQQ

The number of degree of freedom is r-1 which is,

Df = r-1

=3-1

=2

The critical value can be found from the chi square distribution table.

With the 2...

Step 2 of 3

Step 3 of 3

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