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QUESTION
a coin is tossed 17 times. in how many outcomes do at most 2 tails occur?
a coin is tossed 17 times. in how many outcomes do at most 2 tails occur?
Suppose it is known that 3 fans out of 40 fans shipped to a store are defective. the manager chooses 6 fans from the store. what is the probability that at least 2 of the fans chosen by the manager are defective?
