Question: be quick please The probability distribution of the discrete random variable X is shown in the table below. X -3 -1 0 4 P (X

be quick please

The probability distribution of the discrete random variable X is shown in the table below. X -3 -1 0 4 P (X =X) a D 0.15 0.40 Given that E(X) = 0.75, Find the values of a and b. a = b =

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