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A study of voting preferences among enlisted soldiers (of differing educational levels) in the military reveals the follow patterns (the sample size if 445).

1. Of 395 high school graduates, 90 describe themselves as Democrats, 170 as Independents, and 135 as Republicans

2. Of 27 college graduates, 3 describe themselves as Democrats, 18 as Independents, and 6 as Republicans

3. Of 23 who did not complete high school, 7 describe themselves as Democrats, 7 as Independents, and 9 as Republicans

Using the six-step hypothesis-testing framework from class, please test for independence between the level of education and political party affiliation. Set the level of significance at .05.

H⁰ :

H^a :

n, α =

What is your conclusion? Are the two variables independent?

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Statistics and Probability, Statistics

Category:- Statistics and Probability
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