Managerial statistics

5. Assume that a recent study shows that 90 percent of homes in Canada have large-screen TVs. In a sample of nine homes, what is the probability that: a. All nine have large-screen TVs? b. Less than five have large-screen TVs? c. More than five have large-screen TVs? d. At least seven homes have large-screen TVs? 6. In a Poisson distribution with u = 7 a. What is the probability that x = 10? b. What is the probability that x > 5? 7. Assume that the sales of automobiles in Brandon follow a Poisson distribution with a mean of 3 per day. a. What is the probability that none is sold on a particular day? b. What is the probability that at least 2 automobiles are sold on a particular day? c. What is probability that for five consecutive days at least one automobile is sold