Question: In beta distribution, the expected value of random variable x is calculated as A. E(x) = m m - n B. E(x) = n

In beta distribution, the expected value of random variable x is calculated as A. E(x) = m ⁄ m - n B. E(x) = n ⁄ m + n C. E(x) = m ⁄ m + n D. E(x) = n ⁄ m * n

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