In an illustration of a normal probability distribution, a shaded area represents _______.
A) A permutation
B) A combination
C) A probability
D) A standard deviation

Question

Quizplus · Accepted Answer

A shaded area in a normal probability distribution represents a probability, which is the likelihood of a certain outcome occurring within a specific range. It is not a permutation or combination, and although standard deviation is used to describe the spread of a distribution, it is not represented by a shaded area.

In an Illustration of a Normal Probability Distribution, a Shaded