According to statistics, the distribution of ages for licenseddrivers has a mean of 44.5 years and a standard deviation of 17.1years. Assume the distribution of ages is normally distributed.(Give your answers correct to one decimal place.)
(a) What percentage of the drivers are between the ages of 17and 22.
_______%
(b) What percentage of the drivers are younger than 25 years ofage.
_____%
(c) What percentage of the drivers are older than 21 years ofage.
______ %
(d) What percentage of the drivers are between the ages of 45 and65.
_______%
(e) What percentage of the drivers are older than 75 years ofage.
_______%
