Question

A company has test-marketed three new types of soup in selected stores over a period of 1 year. The following table records sales achieved (in thousands of dollars) for each of the three soups in each quarter of the year.
a. Prepare the two-way analysis of variance table.
b. Test the null hypothesis that population mean sales are the same for all three types of soup.


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  • CreatedJuly 08, 2015
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