The formula for finding the variance for a probability distribution is 2 (X )2 P(X) Verify algebraically that this formula gives the same result as the shortcut formula shown in this section ...

The formula for finding the variance for a probability distribution is 2 = (X- )2. P(X) Verify

Question:

The formula for finding the variance for a probability is
σ2 = ∑(X- μ)2. P(X)
Verify algebraically that this formula gives the same result as the shortcut formula shown in this section.
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...