Algebra 1 mean absolute deviation worksheet
Take each value away from the mean, drop the minus signs, and average what is left. It answers a different question from the range: how far a typical value sits from the middle, rather than how far the two extremes are apart.
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Sigma Prep · sigmaprep.io/worksheets Name Mean Absolute DeviationDate Period Find the mean absolute deviation.
Free math worksheets at sigmaprep.io/worksheets© 2026 Sigma Prep |
Sigma Prep · sigmaprep.io/worksheets Name Mean Absolute DeviationAnswer keyVersion 1Date Period Find the mean absolute deviation.
Free math worksheets at sigmaprep.io/worksheets© 2026 Sigma Prep |
How to do these
The mean of is . Find the mean absolute deviation
- The distances are 2, 0 and 2.
- Their total is 4, over 3 values.
The answer is .
Where students go wrong
Leaving the minus signs in. The deviations always add to zero with their signs, so the absolute values are the whole point.
Also called MAD, average deviation or spread.