Question

For finding quartile deviation _____ is required.
a) mean deviation
b) cumulative frequency
c) second quartile
d) median​

Answer 1

• The Quartile Deviation is a simple way to estimate the spread of a distribution about a measure of its central tendency (usually the mean). So, it gives you an idea about the range within which the central 50% of your sample data lies.

Answer 2

Mean deviation is the correct answer