A Random Variable X can take only two values, 4 and 5 such that P(4) = 0.32 and P(5) = 0.47. Determine the Variance of X.

A Random Variable X can take only two values, 4 and 5 such that P(4)

1.	A Random Variable X can take only two values, 4 and 5 such that P(4) = 0.32 and P(5) = 0.47. Determine the Variance of X.
A.	8.21
B.	12
C.	3.7
D.	4.8
Answer» D. 4.8

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A Random Variable X can take only two values, 4 and 5 such that P(4) = 0.32 and P(5) = 0.47. Determine the Variance of X.

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