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Mathematics 12 Online
OpenStudy (ajprincess):

Please help. Show your workings. A random sample f 20 youths was taken to find the number f youths who exercise regularly . Suppose from past studies, it is known that the proportion of youth who exercise regularly is 0.35 (i)find the probability that at most 2 youths exercise regularly? (ii)Find the probability that not more than 3 youths exercise regularly?

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