2. Find the mean deviation about the mean for the data.
Mean () of the given data:
The respective absolute values of the deviations from mean, are
12, 20, 2, 10, 8, 5, 13, 4, 4, 6
Hence, the mean deviation about the mean is 8.4.
CBSE introduces CCTV policy in board exams 2025; schools fixed as centres must have facility
CBSE gives parents, schools till October 16 to register students in Classes 9, 11
CBSE Board Exam 2025: Class 9, 11 registration begins today; fee details, guidelines
Create Your Account
To keep connected with us please login with your personal information by phone
Dont't have an account? Register Now