all Verizon 11:43 PM 62%-, 2, +-2 points MhboStat9 9 E 506 My Notes Ask Your A r

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all Verizon 11:43 PM 62%-, 2, +-2 points MhboStat9 9 E 506 My Notes Ask Your A recent study of undergraduates looked at gender differences in dieting trends. There were 187 women and 10S men who participated in the survey. The table below summarizes whether student tried low-fat diet or not by gender: Tried low-fat diet Women Men 39 No (a) Fill in the missing cells of the table. Gender Tried low-fat diet 39 No (b) Summarize the data numerically. What percent of each gender has tried low-fat diets? (Round your answers to two decimal places.) (c) Test that there is no association between gender and the likelihood of trying a low-fat diet. (Round your to three decimal places, and round your P-value to four decimal places.) dfr P-value Summarize the results. O There is strong evidence at the 5% level that gender and the likelihood of trying a low-fat diet are related. There is no evidence at the 5% level that gender and the likelihood of trying a low-fat diet are related. 3. + -/2 points MintroSat99.E508.XR My Notes Ask Your In what ways do advertisers in magazines use sexual imagery to appeal to youth? One study classified each of 1500 full- page ce larger ads as "not sexual" or "sexual," according to the amount and style of the dress of the male or female model in the ad. The ads were also classified according to the age group of the intended readership. Here is a summary of the data. Magazine readership age group Model dress Young adult Mature adut Not sexual (percent) Sexual (percent) 72.6% 27.4% 75.6% 24.4% Number of ads 1000 500

Explanation / Answer

A) women No= 187-39= 148 men No= 105- 9=96

b) women= 39/(187+105) =39/292=0.1335 = 13.35%

men = 9/292= 0.0308 =3.08%

chisquare = 7.3871 . Df=1. The p-value is 0.006569. This result is significant at p<0.05

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