6th Grade · Statistics & Probability
Mean Absolute Deviation
6.SP.B.5
Definition
The average of how far each data value is from the mean.
Examples
- For a data set with mean 5, find each |value - 5|, then average those distances.
- MAD = sum of distances ÷ number of values.
Key rule
MAD is the average distance of values from the mean.
Memory hook
On average, how far from the mean?