The distribution of weights of United States pennies is

Last updated: 2/14/2023

The distribution of weights of United States pennies is approximately normal with a mean of 2 5 grams and a standard deviation of 0 03 grams a What is the probability that a randomly chosen penny weighs less than 2 4 grams please round to four decimal places b Describe the sampling distribution of the mean weight of 10 randomly chosen pennies Mean grams please round to one decimal place Standard Deviation grams please round to four decimal places c What is the probability that the mean weight of 10 pennies is less than 2 4 grams please round to four decimal places