JEE Main 2022MathematicsStatisticsCalculation Of Standard Deviation Variance And Mean Deviation Of Grouped And Ungrouped DatamediumNumerical

JEE Main 2022Statistics Question with Solution

From: JEE Main 2022 (Online) 25th June Evening Shift

Question

If the mean deviation about the mean of the numbers 1, 2, 3, .........., n, where n is odd, is , then n is equal to ______________.

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Show full solutionCorrect answer: 21
Correct answer
21

Step-by-step explanation

Mean

M.D.

So,

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About this question

This is a previous-year question from JEE Main 2022, 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.