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RANDOM VARIABLE ANE DISCRETE PROBABILITY DISTRIBUTION — Statistics STD 12 Commerce — Question

Gujarat BoardEnglish MediumSTD 12 CommerceStatisticsRANDOM VARIABLE ANE DISCRETE PROBABILITY DISTRIBUTION3 Marks
Question
The probability distribution of a random variable $X$ is as follows:
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Answer

$P ( x )= \begin{cases}k(x-1) & x=2,3 \\ k & x=4 \\ k(6-x) & x=5\end{cases}$

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