Table 2 Kaiser–Meyer–Olkin (KMO) and Bartlett’s test
From: Energy efficiency in China: optimization and comparison between hydropower and thermal power
Thermal power | |
 Kaiser–Meyer–Olkin measure of sampling adequacy | 0.731 |
 Bartlett’s test of sphericity | |
  Approx. Chi-square | 681.952 |
  df | 15 |
  Sig | 0.000 |
Hydropower | |
 Kaiser–Meyer–Olkin measure of sampling adequacy | 0.777 |
 Bartlett’s test of sphericity | |
  Approx. Chi-square | 535.515 |
  df | 10 |
  Sig | 0.000 |