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Probability of buying a movie ticket

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(1.) In a standard 52 card deck of playing cards, each card has one of four suits: spade, heart, club, or diamond. There are 13 cards of each suit. Alison thoroughly shuffles a standard deck, draws a card, then returns it to the deck, and shuffles again. She repeats this process until she has drawn nine cards. Find the probability that she draws at most three spade cards. Use Excel to find the probability.

Round answer to three decimal places.

(2.) The probability of buying a movie ticket with a popcorn coupon is 0.717. If you buy 21 movie tickets, what is the probability that exactly 14 of the tickets have popcorn coupons? (Round your answer to 3 decimal places if necessary.)

Provide your answer below:

Reference no: EM132332057

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