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2. A poll reported that 65% of adults were satisfied with the job the major airlines were doing. Suppose 9 adults are selected at random and the number who are satisfied is recorded. (a) Explain why this is a binomial experiment. (b) Find and interpret the probability that exactly 7 of them are satisfied with the airlines. (c) Find and interpret the prbability that at least 6 of them are satisfied with the airlines. (d) Find and interpret the probability that between 4 and 7 of them, inclusive, are satisfied with the airlines. (e) Would it be unusual to find more than 6 who are satisfied with the job the major airlines were doing