Comedk
Statistics
COMEDK 2026 Morning Shift
MCQ+1 / -02026
If for a distribution of 20 items, $\sum(x-4)=10$ and $\sum(x-4)^2=85$ then the standard deviation is:
Comedk
COMEDK 2026 Morning Shift
If for a distribution of 20 items, $\sum(x-4)=10$ and $\sum(x-4)^2=85$ then the standard deviation is: