If the probability function of a random variable X is defined by P(X=k)=a(\frac{k+1}{2^k}) for k=0,1,2,3,4,5 then the probability that X takes a prime value is

AP EAMCET Engineering 2018 Apr 22 Shift 1 Paper

Section: Mathematics

Question : 39 of 160

Marks: +1, -0

If the probability function of a random variable X is defined by P(X=k)=a(

k+1

) for k=0,1,2,3,4,5 then the probability that X takes a prime value is

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