JEE Main 2019MathematicsStatisticsCalculation Of Standard Deviation Variance And Mean Deviation Of Grouped And Ungrouped DataeasyMCQ

JEE Main 2019Statistics Question with Solution

From: JEE Main 2019 (Online) 12th January Morning Slot

Question

If the sum of the deviations of 50 observations from 30 is 50, then the mean of these observations is :

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Show full solutionCorrect option: A
Correct answer
A31

Step-by-step explanation







Mean

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About this question

This is a previous-year question from JEE Main 2019, 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.