Question

In what ways do advertisers in magazines use sexual imagery to appeal to youth? One study classified each of 1509 full-page or 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 target readership of the magazine. Here is the two-way table of counts. Magazine readership Model dress Women Men General interest Total Not sexual 356 500 250 1106 Sexual 204 82 117403 Total 560 582 367 1509 (e) Summarize the data numerically and graphically. (Compute the conditional distribution of model dress for each audience. Round your answers to three decimal places.) Wonen Men General Not sexual Sexual (b) Perform the significance test that compares the model dress for the three categories of magazine readership. Summarize the results of your test and give your conclusi Round your value for x2 to two decimal places, and round your Pivalue to four decimal places) ion. (Use a 0.01, X2 P-value Fail to reject the nulil hypothesis. There is not significant evidence of an association between target audience and model dress. Fail to reject the null hypothesis. There is significant evidence of an association between target a Reject the nuli hypothesis. There is signific Reject the null hypothesis. There is not signiflcant evidence of an association between target audience and madel dress. Conclusion ant evidence of an association between target audience and model dress.

Answer 1

From thatgiven data Men Geneyal interest 856 '58오 357 Sextual 3酠=0,3188 Tolal oolhes's Hot Morde dress ond Mogazine velationship are. independent Aternate flypathesis: Hi: Model dress and Moai yelatien ship are dlependint- Men Greneral Total 500 82 Women Not Sexua 356 250 1lo6 Serua) 11 403 Total 560 582 36 509 Roul total x clump total Gnand total HomenMen GeneraTotal Not sexual44 426.56 268.981D6 Sexua Total 149.55 155.43 98. 463 660 582 367 1569

Nok Wle 2 Ei c356-410.44广다500-426.5s*BD-268-98 = 410.44 26.56 268.98 C204-149: 55 (82-155: 43广 1S5.43 .119-98.0 98,01 49.55 + 구.22.ナ12-64 + 1,339ナ19.B2+ 34-63 +3.68 79389 ,L-17939 χ degree of the freedom Cdf)- cr-) Ce- (df) - 2 0.00001 puolue:-P-value P-value Signifitcanne level ) le Reject the Nott Hypothesis Ctel belaeen target- audience and male dvess. There is a sgnificanteidence, of an associaton