1.

Mark the correct alternative in the following question:For the following probability distribution: X: 1 2 3 4 P(X): 110 15 310 25 The value of E(X2) is(a) 3 (b) 5 (c) 7 (d) 10

Answer» Mark the correct alternative in the following question:



For the following probability distribution:



















X: 1 2 3 4
P(X): 110 15 310 25



The value of E(X2) is



(a) 3 (b) 5 (c) 7 (d) 10


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