1.

The probability distribution of a discrete random variable X is given as under X12342A3A5AP(X)121215325110125125 Calculate (i) the value of A, if E (X) = 2.94. (ii) variance of X.

Answer»

The probability distribution of a discrete random variable X is given as under

X12342A3A5AP(X)121215325110125125

Calculate

(i) the value of A, if E (X) = 2.94.

(ii) variance of X.



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