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Chapter 2: Q. 2.36 (page 51)
Two cards are chosen at random from a deck of playing cards. What is the probability that they
(a) are both aces?
(b) have the same value?
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Two dice are thrown. Let be the event that the sum of the dice is odd, let be the event that at least one of the dice lands on , and let be the event that the sum is . Describe the eventslocalid="1649252717741" .
Two cards are randomly selected from an ordinary playing deck. What is the probability that it is a blackjackThat is, what is the probability that one of the card is an ace and the other one is either a a ten, a jack, a queen or a king
A customer visiting the suit department of a certain store will purchase a suit with a probability of, a shirt with a probability of, and a tie with a probability. The customer will purchase both a suit and a shirt with probabilityrole="math" localid="1649314729679" , both a suit and a tie with probability, and both a shirt and a tie with probability. A customer will purchase allitems with a probability of. What is the probability that a customer purchases
none of these items?
exactlyof these items?
Show that the probability that exactly one of the eventsoccurs equals
An instructor gives her class a set of problems with the information that the final exam will consist of a random selection of them. If a student has figured out how to do the problems, what is the probability that he or she will answer correctly
all problems?
at leastof the problems?
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