To use the theoretical normal curve, which of the following things must be known about the population?
A) mean
B) standard deviation
C) the form of the distribution
D) all of the other alternatives are correct.

Question

Quizplus · Accepted Answer

To use the theoretical normal curve effectively, it is essential to know the population's mean and standard deviation, and the distribution must be normal (or approximately normal). This means all the listed alternatives are correct and necessary.

To Use the Theoretical Normal Curve, Which of the Following