Question:

Let 𝑋 be a random variable having a probability mass function 𝑝(π‘₯) which is positive only for non-negative integers. If
𝑝(π‘₯+1)=(\(\frac{ ln\,\, 3}{π‘₯+1}\)) 𝑝(π‘₯), π‘₯=0, 1, 2, … , 
then π‘‰π‘Žπ‘Ÿ(𝑋) equals

Updated On: Oct 1, 2024
  • ln 3
  • ln 6
  • ln 9
  • ln 18
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The Correct Option is A

Solution and Explanation

The correct option is (A): ln 3
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