[9](16) In a clinical trial of a drug used to help people stop smoking, 821 people were treated with 1 mg of Chantrix. The group consisted of 30 people who experienced nausea (based on data from Pfizer, Inc.) The chance that people not receiving the treatment get nausea is 0.0124. a) What is the distribution appropriate to the problem situation? Explain why you choose such a distribution. b) Assuming that Chantrix has no effect, find the mean and standard deviation for the number of people in groups of 821 who experience nausea using the distribution you stated in (a). c) What is the probability that there are 30 who experienced nausea among 821 people who are treated with Chantrix? d) Is it unusual to find that there are 30 who experienced nausea among 821 people who are treated with Chantrix