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CUET
-- Mathematics - Section B2
Probability Distributions
The probability distribution of a discrete random variable is given as:
X
2
3
4
5
P(X)
2k
5k
k
3k
The value of E(X) is:
$\frac{15}{11}$
$\frac{38}{11}$
$\frac{38}{13}$
$\frac{15}{13}$
The correct answer is Option (2) → $\frac{38}{11}$