Question: A computer retail store has 11 personal computers in stock. A buyer wants to purchase 2 of them. Unknown to either the retail store or

A computer retail store has 11 personal computers in stock. A buyer wants to purchase 2 of them. Unknown to either the retail

store or the buyer, 2 ofthe computers in stock have defective hard

drives. Assume that the computers are selected at random. (a) In how

A computer retail store has 11 personal computers in stock. A buyer wants to purchase 2 of them. Unknown to either the retail store or the buyer, 2 ofthe computers in stock have defective hard drives. Assume that the computers are selected at random. (a) In how many different ways can the 2 computers be chosen? answer: (b) What is the probability that exactly one of the computers will be defective? answer: (c) What is the probability that at least one of the computers selected is defective? answer: A ve-card poker hand is dealt at random from a standard 52-card deck. Note the total number of possible hands is C(52,5)=2,598,960. Find the probabilities of the following scenarios: (a) What is the probability that the hand contains exactly one ace? Answer: C(55) , where o: = T781320 (b) What is the probability that the hand is a flush? (That is all the cards are of the same suit: hearts, clubs, spades or diamonds.) 3 Answer=m, where ,8 : 5148 (c) What is the probability that the hand is a straight flush? Answer: 0525) , where \"y = 46332

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