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The probability that a student is not a swimmer is 1/5. Then the probability that out of the five students, four are...
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The probability that a student is not a swimmer is = p = 1/5The probability that a student is a swimmer is = q =...
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Binomial Distribution:P(X = r) = nCr.pr.(1-p)n-rwhere,n = Number of eventsr = Number of successful events.p =...
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