Mathematics, 20.07.2020 02:01 missbecca1229p6glel

A simple random sample of 28 Lego sets is obtained and the number of pieces in each set was counted. The sample has a standard deviation of 12.65. Use a 0.05 significance level to test the claim that the number of pieces in a set has a standard deviation different from 11.53.

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A simple random sample of 28 Lego sets is obtained and the number of pieces in each set was counted....