A recent newspaper article reported the results of a survey of well-educated suburban parents. The responses to

Question:

A recent newspaper article reported the results of a survey of well-educated suburban parents. The responses to one question indicated that by age 2, children were watching an average of μ = 60 minutes of television each day. Assuming that the of television-watching times is normal with a standard deviation of σ = 25 minutes, find each of the following proportions.
a. What proportion of 2-year-old children watch more than 90 minutes of television each day?
b. What proportion of 2-year-old children watch less than 20 minutes a day?
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...