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Binomial Probabilities Thirty percent of all automobiles undergoing an emissions inspection at a certain inspection station fail the inspection. Suppose 15 randomly selected cars are

Binomial Probabilities

Thirty percent of all automobiles undergoing an emissions inspection at a certain inspection station fail the inspection. Suppose 15 randomly selected cars are tested. Use a graphing calculator or StatCrunch to complete. Round all answers three decimal places.

13) Find the probability that at most 5 cars fail the inspection.

14) Find the probability that between 5 and 10 (inclusive) cars fail the inspection.

15) Find the probability that at least 2 cars fail the inspection.

16) Find the mean number of cars which will fail the inspection.

17) Find the standard deviation of the number of cars which will fail the inspection.

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