Mathematics · 2022
JEE Main · 25 July 2022, Shift 1 · Q16
If the sum and the product of mean and variance of a binomial distribution are 24 and 128 respectively, then the probability of one or two successes…
If the sum and the product of mean and variance of a binomial distribution are $\displaystyle 24$ and $\displaystyle 128$ respectively, then the probability of one or two successes is :
Official answer
(3)
$\displaystyle \frac{33}{2^{28}}$
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JEE Main 2022 Mathematics question, with the answer from NTA’s final answer key. Where our answers come from.