An article reported that 6 in 10 auto accidents involve a single vehicle (the article recommended always reporting to the insurance company an accident involving multiple vehicles). Suppose 15 accidents are randomly selected.
A. What is the probability that at most 4 involve a single vehicle?
B. What is the probability that exactly 4 involve a single vehicle?
C. What is the probability that exactly 6 involve multiple vehicles?
D. What is the probability that between 2 and 4, inclusive, involve a single vehicle?
E. What is the probability that at least 2 involve a single vehicle?
F. What is the probability that exactly 4 involve a single vehicle and the other 11 involve multiple vehicles?
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