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The joint probability mass function (pm of two independent random variables X and Y is shown in the table below. Please calculate the following: a)

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The joint probability mass function (pm of two independent random variables X and Y is shown in the table below. Please calculate the following: a) The values of a and B, b) The probability P(X Y = 0), c) The marginal pmf for X and Y, d) E(X), EU'), var(X), and var(Y), e) The pmfon = XY

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