Which of the following statements are true?
A)A probability distribution is symmetric (around some point)if the distribution to the left of the point is a mirror image of the distribution to the right of the point.
B)We say a distribution is skewed to the right (or positively skewed)if the "longer tail" is the right tail.
C)We say a distribution is skewed to the left (or negatively skewed)if the "longer tail" is the left tail.
D)All of these choices are correct.

Question

Quizplus · Accepted Answer

All the statements accurately describe characteristics of probability distributions: symmetry in terms of a mirror image around a point, right skewness (positive skew) when the longer tail is on the right, and left skewness (negative skew) when the longer tail is on the left.

Which of the Following Statements Are True