JEE Main 2021MathematicsStatisticsCalculation Of Standard Deviation Variance And Mean Deviation Of Grouped And Ungrouped DatamediumNumerical

JEE Main 2021Statistics Question with Solution

From: JEE Main 2021 (Online) 24th February Evening Shift

Question

If the variance of 10 natural numbers 1, 1, 1, ....., 1, k is less than 10, then the maximum possible value of k is ________.

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Show full solutionCorrect answer: 11
Correct answer
11

Step-by-step explanation















k 11

Maximum integral value of k = 11.

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About this question

This is a previous-year question from JEE Main 2021, 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.