Question

Do Americans trust advertisements? The following table summarizes the results of a YouGov. com survey that asked ­Americans who see advertisements at least once a month how honest advertisements are.
a. At the 0.05 level of significance, is there evidence of a difference in the proportion of Americans who say advertisements are honest on the basis of geographic region? YouGov. com also asked Americans who see advertisements at least once a month whether they trust the advertisements that they see, read, and hear. The following table summarizes the results of this second survey.
b. At the 0.05 level of significance is there evidence of a difference in the proportion of Americans who say they trust advertisements on the basis of geographic region?


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  • CreatedJuly 16, 2015
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