Question

find the z- score location of a vertical line that spearates a normal distribution as described in each of the following.
a. 20% in the tail on the left
b 40% in the tail on the right
c 75% in the body on the left
d. 99% in the body on the right

Answer 1

Find table in the back of your statistics text labeled something like "areas under normal distribution" to find Z scores that correspond to these proportions.