TABLE 5

Effect of changes in U and β on parameter value estimates

Embedded Image Embedded Image Embedded Image
UβE(a)MinMLMaxMinMLMaxMinMLMax
0.50.53.650.220.95→ ∞0.0560.522.000.393.277.52
(0.03)(1.24)(0.18)(0.52)(0.93)(1.22)(1.49)(0.60)
1.04.460.330.59→ ∞0.191.183.591.254.206.53
(0.09)(0.27)(0.19)(0.64)(1.76)(1.16)(1.25)(1.11)
2.05.170.400.65→ ∞0.451.664.442.254.506.26
(0.09)(0.26)(0.36)(0.84)(2.06)(1.42)(1.10)(0.92)
2.50.51.631.333.11→ ∞0.230.71→ ∞0.211.653.09
(0.23)(1.56)(0.52)(0.81)(0.57)(0.70)(0.62)
1.02.001.574.05→ ∞0.100.98→ ∞0.281.773.11
(0.26)(2.75)(0.25)(0.98)(0.61)(0.62)(0.39)
2.02.301.853.38→ ∞0.452.37a→ ∞0.832.003.01
(0.36)(1.94)(0.58)(2.32)(0.84)(0.70)(0.48)
5.00.51.152.215.93→ ∞0.0591.05→ ∞0.111.282.58
(0.29)(4.05)(0.18)(1.45)(0.33)(0.52)(0.37)
1.01.412.877.83→ ∞0.181.70b→ ∞0.321.362.48
(0.49)(6.90)(0.28)(2.34)(0.44)(0.63)(0.45)
2.01.633.247.70→ ∞0.162.98a→ ∞0.271.422.40
(0.43)(6.17)(0.22)(3.52)(0.38)(0.50)(0.27)
  • The variance of genotypic values was Embedded Image . Means and standard deviations are from 10 simulation runs except for U = 2.5, β = 1, for which there were 30 runs.

  • a One run gave an ML estimate → ∞ and was not included.

  • b Two runs gave ML estimates → ∞ and were not included.