Mathematics · 2022
JEE Main · 26 July 2022, Shift 2 · Q18
Let X be a binomially distributed random variable with mean 4 and variance 4/3. Then, 54 P(X ≤ 2) is equal to
Let $\displaystyle X$ be a binomially distributed random variable with mean $\displaystyle 4$ and variance $\displaystyle \frac{4}{3}$. Then, $\displaystyle 54 P(X \leq 2)$ is equal to
Official answer
(2)
$\displaystyle \frac{146}{27}$
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JEE Main 2022 Mathematics question, with the answer from NTA’s final answer key. Where our answers come from.