Mean Deviation of Observations with Variance (J… | ExamDuo
Ask Doubts
Log in
Dispersion and Variance
Medium
Mean Deviation of Observations with Variance
Let the mean of 6 observations
1
,
2
,
4
,
5
,
x
and
y
be
5
and their variance be 10 . Then their mean deviation about the mean is equal to
SELECT ONE OPTION
A
7
3
B
10
3
C
8
3
D
3
Ask about this question
Check