What does a small MAD tell you about a set of data?
Swim Team
MAD
0.8
Name
Age (years) Mean
Absolute
Deviation
Maddox
9
10
1
Most of the data values are
greater than the mean.
Enrique
13
10
3
Gloria
9
10
1
McKenna
10
10
0
Most of the data values are less
than the mean.
Asher
10
10
0
Hannah
9
10
1
Most of the data values are
similar (close) to the mean,
Danielle
10
10
0
10
10
0
Katy
Timothy
11
10
1
Most of the data values are
different from the mean.
Gentry
9
10
The Mean Absolute Deviation (MAD) of a set of data is the average distance between each data value and the mean. The smaller the MAD, the lesser variability there is in the data.
