For the two large newspapers in your city, you are interested in knowing whether there is a

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For the two large newspapers in your city, you are interested in knowing whether there is a significant difference in the average number of pages in each dedicated solely to advertising. You randomly select 10 editions of newspaper A and 6 editions of newspaper B (excluding weekend editions). The data follow. Use α = .01 to test whether there is a significant difference in averages.


For the two large newspapers in your city, you are


Assume the number of pages of advertising per edition is normally distributed and the population variances are approximatelyequal.

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