Question
In an article in the Journal of Advertising, Weinberger and Spotts compare the use of humor in television ads in the United States and in
In an article in the Journal of Advertising, Weinberger and Spotts compare the use of humor in television ads in the United States and in the United Kingdom. Suppose that independent random samples of television ads are taken in the two countries. A random sample of 400 television ads in the United Kingdom reveals that 142 use humor, while a random sample of 500 television ads in the United States reveals that 122 use humor. Compare these two populations using the given information and by answering the following questions. Be 90% confident and use the pooled estimate of the proportion when using Minitab/Minitab Express to calculate the answer.
The sample proportions for the UK and the US are (round to 2 decimals):
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Introduction to graph theory
Authors: Douglas B. West
2nd edition
131437372, 978-0131437371
