Longevity: 90th Birthday It is estimated that 3.5%

of the general population will live past their 90th birthday (Statistical Abstract of the United States, 112th edition). In a graduating class of 753 high school seniors, what is the probability that

(a) 15 or more will live beyond their 90th birthday?

(b) 30 or more will live beyond their 90th birthday?

(c) between 25 and 35 will live beyond their 90th birthday?

(d) more than 40 will live beyond their 90th birthday?

AppendixLO1