Three baseball cards are selected at random from a group of seven cards. Two of the
Chapter 9, Problem 27(choose chapter or problem)
Three baseball cards are selected at random from a group of seven cards. Two of the cards are rookie cards. a. What is the probability that exactly one of the three selected cards is a rookie card? b. What is the probability that at least one of the three cards is a rookie card? c. What is the probability that none of the three cards is a rookie card? d. What is the relationship between the answers to parts b and c?
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