JEE Main 2024 — Probability Question with Solution
From: JEE Main 2024 (Online) 4th April Evening Shift
Question
If the mean of the following probability distribution of a radam variable :
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is , then the variance of the distribution is
Choose an option
Show full solutionCorrect option: B
Correct answer
B
Step-by-step explanation
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Sum of probability is 1
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This is a previous-year question from JEE Main 2024, 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.