JEE Main 2023 — Statistics Question with Solution
From: JEE Main 2023 (Online) 29th January Evening Shift
Question
Let and be the two sets of observations. If and are their respective means and is the variance of all the observations in , then is equal to ____________.
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Show full solutionCorrect answer: 603
Correct answer
603
Step-by-step explanation
Now,
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This is a previous-year question from JEE Main 2023, covering the Statistics 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.