Guided tour
Sample data · no sign-up
Gini coefficient
0.852
across 1200 accounts
Coefficient of variation
7.535
std ÷ mean
Median use / account
1775
therms/yr
High outliers
177
Tukey 1.5·IQR
Lorenz curve
Cumulative share of consumption vs. cumulative share of accounts. The further the curve bows below the equality line, the more concentrated use is.
Percentiles (therms/yr)
| 10th percentile | 836 |
| 25th percentile | 1164 |
| Median (50th) | 1775 |
| 75th percentile | 3218 |
| 90th percentile | 10304 |
Gini (1912); Lorenz (1905);
coefficient of variation & Tukey's IQR outlier rule (standard statistics).