Suppose that X is a binomial random variable where Pr(X = x) = (n/x)px(l - p)n-x, x

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Suppose that X is a binomial random variable where Pr(X = x) = (n/x)px(l - p)n-x, x = 0, 1, 2, . . ., n. If E(X) = 70 and Var(X) = 45.5, determine n, p.
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