wiz-icon
MyQuestionIcon
MyQuestionIcon
8
You visited us 8 times! Enjoying our articles? Unlock Full Access!
Question

If the sum of the deviations of all the 40 observations from the average is 160, then find the average of deviations.

A
4
Right on! Give the BNAT exam to get a 100% scholarship for BYJUS courses
B
5
No worries! We‘ve got your back. Try BYJU‘S free classes today!
C
3
No worries! We‘ve got your back. Try BYJU‘S free classes today!
D
2
No worries! We‘ve got your back. Try BYJU‘S free classes today!
Open in App
Solution

The correct option is A 4
As we know ,

Arithmetic mean= Estimated mean + Average of deviations=Estimated mean+Sum of deviationsNumber of Observations

Average of deviations = Sum of deviationsNumber of Observations

= 16040 = 4

flag
Suggest Corrections
thumbs-up
0
Join BYJU'S Learning Program
similar_icon
Related Videos
thumbnail
lock
Arithmetic mean by deviation method
MATHEMATICS
Watch in App
Join BYJU'S Learning Program
CrossIcon