Sharkey chevy and dave white chevrolet

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Average monthly sales at Sharkey Chevy and Dave White Chevrolet are almost the same. Tom Sharkey, owner of Sharkey Chevy, believes that sales are more consistent. Below is the number of new cars sold at Sharkey in the last 7 months and over the past 8 months at Dave White. Do you agree with Mr. Sharkey? Use a significance level of .01.

Sharkey 98 78 54 57 68 64 70

Dave White 75 81 81 30 82 46 58 101

Reference no: EM132514783

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