A bank auditor claims credit card balances are normally distributed, with a mean of $3,500 and a standard deviation of $1,250.

Question

A bank auditor claims credit card balances are normally distributed, with a mean of $3,500 and a standard deviation of $1,250. A random sample of 25 individuals is taken. What is the probability that the mean of the credit cards is greater than $4,100?

Kunduz · Accepted Answer

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