Answered

The heights of adult males in the United States are approximately normally distributed. The mean height is 70 inches (5 feet 10 inches) and the standard deviation is 3 inches.

State the probability that a randomly selected male is between 68.5 and 71.5 inches tall. Express your answer as a decimal.


A) 0.5
B) 0.38
C) 0.62
D) 0.72

Answer :

B. 0.38 if you use a Ti 84 calculator you can click 2nd function, vars, normalcdf( and put in your desired values

Other Questions