Question 7.6 (pg. 340)

PUT ANSWERS IN AS DECIMALS ROUNDED TO TWO DECIMAL PLACES.

(b) Approximate $\displaystyle {P}{\left({x}<{16}\right)}$.

(c) Approximate $\displaystyle {P}{\left({x}\le{16}\right)}$.

(d) What is the approximate probability that $\displaystyle {x}$ is within 2 inches of this mean value (14.8 inches)?