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Table 4 Empirical power based on 2000 runs for testing θ1 = θ2 using the LRT and Wald test for n = 50 subjects.

From: Comparison of two dependent within subject coefficients of variation to evaluate the reproducibility of measurement devices

n = 50 1, ρ2) = (0.7,0.5)
1, θ2) = (0.1,0.2)
1, ρ2) = (0.6, 0.5)
1, θ2) = (0.15,0.2)
1, ρ2) = (0.5, 0.4)
1, θ2) = (0.2, 0.3)
   ρ12 0.2 0.3 0.4 0.2 0.3 0.4 0.1 0.2 0.3
m = 2          
   Wald 0.99 0.98 0.99 0.47 0.50 0.49 0.75 0.72 0.74
   LRT 0.99 0.99 0.99 0.49 0.52 0.51 0.77 0.77 0.78
m = 3          
   Wald 1.00 1.00 1.00 0.76 0.77 0.78 0.94 0.95 0.95
   LRT 1.00 1.00 1.00 0.79 0.78 0.79 0.95 0.95 0.96
m = 5          
   Wald 1.00 1.00 1.00 0.94 0.93 0.95 1.00 0.99 1.00
   LRT 1.00 1.00 1.00 0.95 0.95 0.96 1.00 0.99 1.00