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The average cost for the sample of 5 sales of a product is $230 and the sample standard deviation is $17.50. The hypothestred mean

The average cost for the sample of 5 sales of a product is $230 and the sample standard deviation is $17.50. The hypothestred mean is 5250. The value of the best -2.56 -1.67 Less than -4.00 OR more than-1.67 O-4.00 -3.87

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