Formula 5-8 shows that the standard deviation of values of the random variable x in a

Question:

Formula 5-8 shows that the standard deviation σ of values of the random variable x in a binomial probability distribution can be found by evaluating √npq. Some books give the expression √np(1 - p). Do these two expressions always give the same result? Explain.

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...