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Unformatted text preview: that the relationship between the level of difficulty of a class and what area students sit in the classroom is not statistically significant. Comparison of Two Proportions Is the proportion of female PSU students who maintain a low fat diet greater than the proportion of male PSU students who maintain a low fat diet? Variables: Gender (Categorical) Low Fat (Categorical) Hypotheses: H o : p 1 – p 2 ≤ Ha: p 1 – p 2 > 0 Conditions: n 1 * phat 1 = (37) (.595) = 22 5 ≥ n 1 (1 – phat 1 ) = (37) (1 – .595) = 15 5 ≥ n 2 * phat 2 = (15) (.333) = 5 5 ≥ n 2 (1 – phat 2 ) = (15) (1 – .333) = 10 5 ≥ The pvalue is less than 0.05, so we can reject the null hypothesis and conclude that the proportion of female PSU students who maintain a low fat diet is greater than the proportion of male PSU students who maintain a low fat diet....
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 Fall '08
 BARROSO,JOAOR
 Nutrition, Statistics, Null hypothesis, Statistical hypothesis testing, low fat diet, Diet food

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