Resting body temperatures are normally distributed with an average of 98.25 degrees Fahrenheit and a standard deviation of 0.73 degrees Fahrenheit. A nurse examines 40 patients in one hour. What is...

Resting body temperatures are normally distributed with an average of 98.25 degrees Fahrenheit and a standard deviation of 0.73 degrees Fahrenheit.  A nurse examines 40 patients in one hour. What is the probability the average temperature of the 40 patients is between 98.0 degrees Fahrenheit and 98.50 degrees Fahrenheit?  (Round to the hundredths)