Let a random variable X take values 0, 1, 2, 3 with P(X = 0) = P(… | JEE Main 2025 Mathematics PYQ

MCQMediumJEE Main 2025 · 7 April, Shift 2Probability Distributions

Let a random variable X take values $0$ , $1$ , $2$ , $3$ with $P(X = 0) = P(X = 1) = p,\, P(X = 2) = P(X = 3),\, \text{and}\, E(X^2) = 2E(X).$ Then the value of $8p - 1$ is:

A
$0$
B
$2$
C
$1$
D
$3$

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