Chapter 5.2, Problem 24P

In each of the following problems, the binomial distribution will be used. Answers may vary slightly depending on whether the binomial distribution formula, the binomial distribution table, or distribution results from a calculator or computer are used. Please answer the following questions and then complete the problem.

What makes up a trial? What is a success? What is a failure?

What are the values of n, p, and q?

24. Business Ethics: Privacy Are your finances, buying habits, medical records, and phone calls really private? A real concern for many adults is that computers and the Internet are reducing privacy. A survey conducted by Peter D. Hart Research Associates for the Shell Poll was reported in USA Today. According to the survey, 37% of adults are concerned that employers are monitoring phone calls. Use the binomial distribution formula to calculate the probability that

1. (a) out of five adults, none is concerned that employers are monitoring phone calls.
2. (b) out of five adults, all are concerned that employers are monitoring phone calls.
3. (c) out of five adults, exactly three are concerned that employers are monitoring phone calls.