Which of the following statements is false?
A) The mean of a discrete probability distribution is equal to the square root of the variance.
B) The expected value of a discrete probability distribution is the long-run average value if the experiment is to be repeated many times.
C) The standard deviation of a discrete probability distribution measures the average variation of the random variable from the mean.
D) All of the above.
E) None of these.

Question

Quizplus · Accepted Answer

The statement that the mean of a discrete probability distribution is equal to the square root of the variance is false. The mean of a discrete probability distribution is equal to the expected value, while the variance is the expected value of the squared deviations from the mean. The standard deviation is equal to the square root of the variance.

Which of the Following Statements Is False