The manager of a computer software company wishes to study the number of hours senior executives...

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The manager of a computer software company wishes to study thenumber of hours senior executives by type of industry spend attheir desktop computers. The manager selected a sample of fiveexecutives from each of three industries. At the .05 significancelevel, can she conclude there is a difference in the mean number ofhours spent per week by industry?

Banking

Retail

Insurance

32

28

30

30

28

28

30

26

26

32

28

28

30

30

30

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