A binomial distribution has p = 0.60 and n = 40. a. What are the mean and

Question:

A binomial distribution has p = 0.60 and n = 40.

a. What are the mean and standard deviation for this distribution?

b. What is the probability of exactly 27 successes?

c. What is the probability of less than 30 successes?

d. What is the probability of more than 20 successes?

Distribution
The word "distribution" has several meanings in the financial world, most of them pertaining to the payment of assets from a fund, account, or individual security to an investor or beneficiary. Retirement account distributions are among the most...