Shanks Inc. a nationwide advertising firm, wants to know whether the size of an
Chapter 0, Problem 39(choose chapter or problem)
Shanks Inc. a nationwide advertising firm, wants to know whether the size of an advertisement and the color of the advertisement make a difference in the response of magazine readers. A random sample of readers is shown ads of four different colors and three different sizes. Each reader is asked to give the particular combination of size and color a rating between 1 and 10. Assume that the ratings follow the normal distribution. The rating for each combination is shown in the following table (for example, the rating for a small red ad is 2).
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