Question

The measure of dispersion is

• A. Mean deviation
• B. S.D.
• C. quartile deviation
• D. all of the above

Answer 1

The correct option is D all of the above

Measures of dispersion include:
1)Sample standard deviation
2)Interquartile range (IQR) or Interdecile range
3)Range
4)Mean difference
5)Median absolute deviation (MAD)
6)Average absolute deviation (or simply called average deviation)
7)Distance standard deviation