The U. Mint has as specification that pennies have a mean weight of 2. A sample of 37 new pennies has a mean weight of 2.49910 g and a standard...

The U.S. Mint has as specification that pennies have a mean weight of 2.5 g. A sample of 37 new pennies has a mean weight of 2.49910 g and a standard deviation of 0.01648 g. Use a 0.05 significance level to test the claim that this sample is from a population with a mean weight equal to 2.5 g. Use Table A-3 to find the range of values for the P -value.