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Probability · 2023 · 8 Apr · Shift 2

1 Mathematics questions from this JEE Main paper

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2023 · 8 Apr · Shift 2
Mathematics
Probability

Probability · 2023 · 8 Apr · Shift 2

1 Mathematics questions from this JEE Main paper

Q25.If the probability that the random variable $X$ takes values $x$ is given by $P (X = x) = k (x + 1) 3^{- x}, x = 0, 1, 2, 3, \dots$ , where $k$ is a constant, then $P (X \geq 2)$ is equal…
Mathematics · Probability · MCQ