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July 30, 2015

Homework Help: Statistics

Posted by Desire on Wednesday, November 25, 2009 at 12:07pm.

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.

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