joelleygonzalez6767 joelleygonzalez6767

25-05-2023
Mathematics

contestada

Determine the mean and variance of the random variable with the following probability mass function. f(x)-(8 / 7)(1/ 2)×, x-1,2,3 Round your answers to three decimal places (e.g. 98.765) Mean Variance the tolerance is +/-290

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