Normal and lognormal distributions are completely specified by:
I. mean
II. standard deviation
III. third moment
A) I only
B) I and II only
C) II only
D) III only

Question

Quizplus · Accepted Answer

Normal and lognormal distributions are completely specified by their mean and standard deviation, which are both included in choices I and II. The third moment is not necessary to fully describe these distributions.

Normal and Lognormal Distributions Are Completely Specified By