Question: =+10.20. An office has three computers, A, B, and C. In a study of computer usage, the firm has kept records on weekly use rates

=+10.20. An office has three computers, A, B, and C. In a study of computer usage, the firm has kept records on weekly use rates for 7 weeks, except that computer A was out for repairs for part of 2 weeks. The eventual goal is to decide which computers to put under a service contract because they have a higher usage rate. As a first step in this study, analyze the data below on weekly computer usage rates to determine whether there is a significant difference in average usage. Can you make a preliminary recommendation?

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