Which of the following statements is a property of the binomial distribution?
A) The binomial distribution tends to be more symmetric as the probability of success p approaches 0.5.
B) As the number of trials increases, the expected value of the random variable decreases.
C) As the number of trials increases for a given probability of success, the binomial distribution becomes more skewed.
D) As the number of trials increases, the probability of success increases

Question

Quizplus · Accepted Answer

This is a property of the binomial distribution called the symmetry rule. As p gets closer to 0.5, the distribution becomes more symmetric.

Which of the Following Statements Is a Property of the Binomial