A Normal distribution:
A)is symmetric.
B)can be completely specified by a mean, $\mu$, and a standard deviation, $\sigma$.
C)has an area of exactly 1 underneath the density curve.
D)All of the answer options are correct.

Question

Quizplus · Accepted Answer

A normal distribution is symmetric, can be completely specified by a mean and standard deviation, and has an area of exactly 1 underneath the density curve. Therefore, all answer options are correct.

A Normal Distribution: A)is Symmetric μ\muμ , and a Standard Deviation σ\sigmaσ

A Normal Distribution:
A)is Symmetric $\mu$ , and a Standard Deviation $\sigma$