Table 6 Descriptive statistics of the estimated efficiency of RF-DEA and DEA with potential outliers and redundant variables
From: Enhancing data envelopment analysis: a comprehensive calibration with random forests
Models | Mean | Std. Dev. | Min | Q1 | Median | Q3 | Max |
|---|---|---|---|---|---|---|---|
RF-DEA | 0.7263 | 0.1528 | 0.2199 | 0.6305 | 0.7306 | 0.8234 | 1.0000 |
DEA | 0.6424 | 0.1932 | 0.0407 | 0.5301 | 0.6394 | 0.7610 | 1.0000 |