Question

assume z is a standard normal random variable. then p(1.20 ≤ z ≤ 1.85) equals _____.a. .0829b. .8527c. .4678d. .3849

Answer 1

Explanation:

Using a standard normal table, we can find the area under the curve between 1.20 and 1.85 to be approximately 0.4678. Therefore, the answer is (c) 0.4678.