Question

In what ways do advertisers in magazines use sexual imagery to appeal to readers? One study examined ads from three issues of six magazines. The ads were classified as "sexual" or "not sexual" according to the amount and style of the dress of the model in the ad. The ads were also classified according to the target audience of the magazine. Here is the two-way table of counts: Not Sexual Sexual General 248 66 Men 514 105 Women 351 225 What is the null hypothesis of interest?

a) Magazines aimed at men will have a higher proportion of sexual ads. b) There is no association between the type of ad and the target audience of the magazine. c) The proportion of all ads in the three types of magazines is equal. d) The proportion of ads in magazines targeted to women is higher than the other audience classes.

Answer 1

Solution :

From given that

The null hypothesis is :

The proportion of all ads in the three types of magazines is equal .

C)