0.9/3 points 1 Previous Answers MintroStan9 9.E.507XP In what ways do advertiser
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0.9/3 points 1 Previous Answers MintroStan9 9.E.507XP 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. My Notes Ask Your Magazine readership Model dress Women Men General interest Total Not sexu 340 505 Sexual 245 119 1090 07 93 419 Total 547 598 364 1509 (a) Summarize the data numerically and graphically. (Compute the conditional distribution of model dress for each audience. Round your answers to three decimal places.) Women Men General Not sexual ( 396.1160 x 431.9550 x 1000 Sexual (151.884)×(166045)×( 101071) (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 conclusion. (Use a-0.01. Round your value for x to two decimal places, and round your P-value to four decimal places.) -76.58 p-value0000 O Reject the null hypothesis. There is not significant evidence of an association between target audience and model dress. O Fail to reject the null hypothesis. There is significant evidence of an association between target audience and O Fail to reject the null hypothesis. There is not significant evidence of an association between target audience and O Reject the null hypothesis. There is significant evidence of an association between target audience and model model dress. model dress. dress (c) All of the ads were taken from the March, July, and November issues of six magazines in one year. Discuss this fact from the viewpoint of the validity of the test and the interpretation of the results O This is an SRS. This gives us no reason to believe our conclusions are suspect This is not an SRS. This gives us no reason to believe our conclusions are suspect. O This is not an SRS. This gives us reason to believe our conclusions might be suspect O This is an SRS. This gives us reason to believe our conclusions might be suspectExplanation / Answer
a) The expected frequencies are
c) Correct answer: option (D)
Magazine readership Model dress Women Men General Interest Total Not Sexual 395.116 431.955 262.929 1090 Sexual 151.884 166.045 101.071 419 Total 547 598 364 1509Related Questions
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