Table 1 Actual type I error rates (%) of FIT
TLΔtaModel 1Model 2Model 3Model 4Model 5
10254.994.334.201.051.30
1002054.964.814.703.323.42
100020054.894.904.974.874.87
10524.964.233.990.480.63
1005204.904.034.060.440.68
100052005.304.174.360.490.72
  • Values indicate the actual type I error rates obtained by 100,000 simulations under a nominal significance level of 5%. The initial allele frequency, x0,0, was assumed to be 0.5. FIT, frequency increment test.

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