Which of the following distributions are always symmetrical?
A) Exponential
B) Normal
C) Binomial
D) All continuous distributions are symmetrical.
E) None of these.

Question

Quizplus · Accepted Answer

The normal distribution is always symmetrical. The exponential distribution is always skewed to the right. The binomial distribution is usually skewed, except when the number of trials is very large and/or the probability of success is close to 0.5. The statement "All continuous distributions are symmetrical" is false.

Which of the Following Distributions Are Always Symmetrical