A recent study of undergraduates looked at gender differences in dieting trends.

Question

A recent study of undergraduates looked at gender differences in dieting trends. There were 184 women and 107 men who participated in the survey. The table below summarizes whether a student tried a low-fat diet or not by gender:

(a) Fill in the missing cells of the table. Gender Tried low-fat diet

(b) Summarize the data numerically. What percent of each gender has tried low-fat diets? (Round your answers to two decimal places.)

women %

men %

(c) Test that there is no association between gender and the likelihood of trying a low-fat diet. (Round your 2 to three decimal places, and round your P-value to four decimal places.)

2 =

df =

P-value =

     Gender Tried low-fat diet Women      Men Yes 39 9 No

Explanation / Answer

a)

b)

c)

2 =8.028

df =1

pvalue =0.0046

O women men Total Yes 39 9 48 No 145 98 243 Total 184 107 291

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