Twenty-three percent of automobiles are not covered by insurance (CNN, February 23, 2006). On a particular weekend, 35 automobiles are involved in traffic accidents. a. What is the expected number of these automobiles that are not covered by insurance? b. What are the variance and standard deviation? c. What is the probability that at least three of the automobiles are not covered by insurance? d. What is the probability that fewer than five of the automobiles are not covered by insurance? e. What is the probability that 25 to 30 of the automobiles are insured?
