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Calculating a test statistic and analyzing data

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You conducted a study to examine the relationship between party affiliation and gender. You find the following:

Democrat Republican Independent
Male 52 65 20
Female 88 52 35

Are sex and party affiliation related?

Report the appropriate null and research hypotheses and the critical value
(alpha = 0.05). In addition, provide your statistical conclusion, including calculation of test statistic and what the data suggests in one to two sentences.

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The expert calculates a test statistics and analyzes data.

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Hi,
Please find the solution of your posting attached. I hope it will help you understand the topic. I will be happy to help you. Thanks!

Solution:
Null Hypothesis (Ho): There is no significant relationship between party affiliation and gender.
Alternative Hypothesis (Ha): There is a significant relationship between party affiliation and gender.
Level of Significance = .05
The test statistic that is used here is the Chi-Square test for independence.
Test statistic: The test statistic is a chi-square random variable (Χ2) ...

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