A survey of adults ages18-29 found that 86

86% use the Internet. You randomly select 131

131 adults ages18-29 and ask them if they use the Internet.

(a) Find the probability that exactly 113

113 people say they use the Internet.

(b) Find the probability that at least 113

113 people say they use the Internet.

(c) Find the probability that fewer than 113

113 people say they use the Internet.

(d) Are any of the probabilities in parts(a)-(c) unusual? Explain.