TABLE 9

Results from analysis of Doebley et al.'s (1995) data in Table 7 by Cockerham's model, the F-metric model, and the mixed-metric model

Parameter estimateStandard errorTest for parameter = 0P value
CockerhamFCockerhamFCockerhamFCockerhamF
μ56.8757.132.927.0719.488.080.00010.0001
a115.1124.254.477.073.413.300.00080.0008
d1−3.925.155.848.05−0.670.580.50350.5617
a219.4617.594.427.074.402.490.00010.0140
d2−5.663.405.848.87−0.970.380.33360.7022
iaa2.682.687.077.070.380.380.70540.7054
iad−18.28−18.288.878.87−2.06−2.060.04110.0411
ida3.753.758.858.850.420.420.67250.6725
idd−18.1318.1311.6811.68−1.55−1.550.12270.1227
  • Except for μ, the mixed-metric model gives the same estimates of the parameters a1, d1, a2, d2, iaa, iad, ida, and idd as those of Cockerham's model. The estimate of μ by the mixed-metric model is 61.66 with SD 5.79.