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Mathematics, 27.02.2020 21:17 missdee7623
Tom is making calls door to door in a neighborhood of 45 houses to give out gift cards for a new supermarket. He leaves a gift card only on those calls for which the door is answered. On any call the probability of the door being answered is 40%. a) Find the probability that Tom gives away at most 2 gift cards in the first 5 calls. b) Given that he has given away exactly 2 gift cards on his first 5 calls, find the probability that Tom will give away the 5th gift card on the 10th call. c) Find the expected total number of cards given out when he is done.
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Tom is making calls door to door in a neighborhood of 45 houses to give out gift cards for a new sup...
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