JEE Main 2022 — Probability Question with Solution
From: JEE Main 2022 (Online) 27th July Evening Shift
Question
Let X have a binomial distribution B(n, p) such that the sum and the product of the mean and variance of X are 24 and 128 respectively. If , then k is equal to :
Choose an option
Show full solutionCorrect option: B
Correct answer
B529
Step-by-step explanation
Mean
Variance
and
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This is a previous-year question from JEE Main 2022, covering the Probability chapter of Mathematics. PrepSharp catalogues every PYQ from JEE Main with a verified answer key and step-by-step solution prepared by IIT alumni — so you can search by chapter, topic or year and revise efficiently.