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QUESTION
According to the U. Center for Health Statistics the probability that a randomly selected twenty year old will live to age 65 is 80%. A club has...
5. According to the U. S. Center for Health Statistics the probability that a randomly selected twenty year old will live to age 65 is 80%. A club has twenty members aged twenty. What are the chances that at least one fourth of them will die before their 65th birthdays?(a)59% (b) 63% (c) 20% (d) 80% (e) 37%
