If z is a standard normal random variable, how does the area between z = 0.0 and z = 1.25 compare to the area between z = 1.25 and z = 2.5?
A) The latter area will be larger than the former.
B) The latter area will be smaller than the former.
C) The two areas are the same.
D) The two areas are not the same.

Question

Quizplus · Accepted Answer

The area under a normal distribution curve is symmetric around the mean. The area between z = 0.0 and z = 1.25 is the same as the area between z = 1.25 and z = 2.5.

If Z Is a Standard Normal Random Variable, How Does