Suppose a random sample of 9 vehicles are observed making turns. a) Find the probability that more than 7 vehicles will change lanes while making the turn. Use Binomial Probability Table. b) When 120 cars were observed, calculate the expected value and standard deviation of cars making a turn.

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A: Hello! As you have posted more than 3 sub parts, we are answering the first 3 sub-parts.  In case…