A delivery driver has an average daily gasoline expense of $55.00. The standard deviation is $10.00. The owner takes a sample of 54 bills. What is the probability the mean of his sample will be between $45.00 and $65.00? Enter all answers to the nearest tenth.

A delivery driver has an average daily gasoline expense of 5500 The standard deviation is 1000 The owner takes a sample of 54 bills What is the probability the class=
A delivery driver has an average daily gasoline expense of 5500 The standard deviation is 1000 The owner takes a sample of 54 bills What is the probability the class=