A major television manufacturer has determined that its 40-inch LED televisions have a mean service life that

Question:

A major television manufacturer has determined that its 40-inch LED televisions have a mean service life that can be modeled by a normal distribution with a mean of six years and a standard deviation of one- half year.

a. What probability can you assign to service lives of at least?

(1) Five years?

(2) Six years?

(3) Seven and one- half years?

b. If the manufacturer offers service contracts of four years on these televisions what percentage can be expected to fail from wear- out during the service period?

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...