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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
  1. The data are from the authors’ collection