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You must give your answer as a decimal to exactly 2 decimal places, using a period . for the decimal point. Let X be the
You must give your answer as a decimal to exactly 2 decimal places, using a period . for the decimal point. Let X be the random variable with Val (X) = {1,2,3 } and mass function given below. Calculate the variance Var (X) . k Py (k) 0.1 2 0.6 W 0.3
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