JEE Main 2012 — Statistics Question with Solution
JEE Main 2012 (12 May Online)
Question
If the mean of and a is 7 , then the mean deviation from the median of these observations is
Choose an option
Show full solutionCorrect option: D
Correct answer
D3
Step-by-step explanation
Given observations are 4, 7, 2, 8, 6, and mean is 7.
We know
Now, given observations can be written in ascending order which is Since, No. of observation is even
Median
Practice this on the real CBT interface
Solve this JEE Main question (and the rest of the Statistics chapter) on PrepSharp's TCS iON-style CBT player — with timer, bookmarks and session analytics.
Solve interactively →About this question
This is a previous-year question from JEE Main 2012, 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.