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If the range of a random variable X is {...

If the range of a random variable X is {0,1,2,3,4,……….} with `P(X=k)=((k+1))/(3^(k))` for `k ge0`, then u=

A

`2//3`

B

`4//9`

C

`8//27`

D

`16//81`

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The correct Answer is:
B
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DIPTI PUBLICATION ( AP EAMET)-THEORETICAL DISTRIBUTIONS-EXERCISE 1 (CHOOSE THE CORRECT ANSWER FROM THE ALTERNATIVE 1,2,3 OR 4 GIVEN )
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