NORMAL DISTRIBUTION ( GRAPH AND SOLUTION NEEDED.) A certain function is normally distributed with a mean of 8 and a standard deviation of 2. A. What percentage of observation will be less than 5? B....

NORMAL DISTRIBUTION
( GRAPH AND SOLUTION NEEDED.)

A certain function is normally distributed with a mean of 8 and a
standard deviation of 2.
A. What percentage of observation will be less than 5?
B. What percentage of the observation will be greater than 12?
C.What percentile of the observation corresponds to 2?