A bank has kept records of the checking balances of its customers and determined that the average daily balance of its customers is $300 with a...

A bank has kept records of the checking balances of its customers and determined that the average daily balance of its customers is $300 with a standard deviation of $48. A random sample of 144 checking accounts is selected. What is the probability that the sample mean will be less than $308? Round your answer to four decimal places.

A bank has kept records of the checking balances of its customers and determined that theaverage daily balance of its customers is $300 with a standard deviation of $48. A randomsample of 144...