Mathematics, 12.11.2019 06:31 frisha
1. the us mint has a specification that pennies have a mean weight of 2.5g. from a sample of 37 pennies, the mean weight is found to be 2.49910g. and the standard deviation is found to be 0.01648g. use a 0.05 significance level to test the claim that this sample is from a population with a mean weight equal to 2.5g. do the pennies appear to conform to the specifications of the us mint? the data can be found in the coinweights. mtw file on blackboard.
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1. the us mint has a specification that pennies have a mean weight of 2.5g. from a sample of 37 penn...
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