JEE Main 202226 Jun, Morning shiftMathematicsEasyStatistics and Probability258× since 2002
The mean of the numbers a, b, 8, 5, 10 is 6 and their variance is 6.8. If M is the mean deviation of the numbers about the mean, then 25 M is equal to :
JEE Main 2022 · 26 Jun, Morning shift · Q5473