A statistician studied the records of monthly rainfall for a particular geographic locale. She found that the average monthly rainfall was normally distributed with a mean μ = 8.2 centimeters and a...

A statistician studied the records of monthly rainfall for a particular geographic locale. She found that the average monthly rainfall was normally distributed with a meanμ= 8.2 centimeters and a standard deviation σ = 2.4. What is the percentile rank of the following scores?

a. 12.4

b. 14.3