Deviation
To show:
- number of times more than the average
- the difference from
Use a bar chart to plot deviation from a fixed value, or series of values.
Deviation where the value of data is most important
GDHI per head (£)
England, 2011
Deviation where the amount of change is most important
GDHI per head index comparison with England average
England, 2011
Deviation where the amount of change is most important
Use small multiples to plot deviation for multiple series. The axes should be identical for each small multiple.