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Select a multiple comparison test

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A computer manufacturer is introducing a new product specifically targeted at the home market and wishes to compare the effectiveness of three sales strategies:  computer stores, home electronics stores, and department stores. Numbers of sales by 15 salespeople are recorded below:

Electronics store:  5, 4, 3, 3, 3

Department store:  9, 7, 8, 6, 5

Computer store:  7, 4, 7, 4, 3

a. Test the hypothesis that there is no difference between the means of the retailers (x = .05).

b. Select a multiple comparison test, if necessary, to determine which groups differ in mean sales (x = .05).

Reference no: EM131907119

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