For a normal distribution with a mean of = 80 and a standard deviation of

Question:

For a normal distribution with a mean of μ = 80 and a standard deviation of σ = 20, find the proportion of the population corresponding to each of the following scores.

a. Scores greater than 85.

b. Scores less than 100.

c. Scores between 70 and 90?

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...