Table 2.

Mean (Median) Estimates of θ and of LOD Scores, for a Quantitative Trait

	Mean (Median) Estimates
	Individual-Specific Densities		Unconditional Densities		10 Groups of Densities
True θ	Estimated θ	LOD Score	Estimated θ	LOD Score	Estimated θ	LOD Score
Heritability .26:
.0	.0 (.0)	17.52 (17.36)	.021 (.0)	3.44 (3.25)	.0 (.0)	6.82 (6.82)
.05	.05 (.05)	11.91 (11.71)	.052 (.05)	2.50 (2.36)	.0 (.0)	5.42 (5.42)
.1	.1 (.1)	7.85 (7.62)	.1 (.1)	1.68 (1.46)	.0 (.0)	4.08 (3.96)
Heritability .18:
.0	.0 (0.0)	10.87 (10.88)	.05 (.0)	1.45 (1.37)	.0 (.0)	2.83 (2.80)
.05	.04 (.05)	7.62 (7.34)	.08 (.05)	1.08 (.90)	.0 (.0)	2.27 (2.24)
.1	.08 (.1)	5.12 (4.77)	.13 (.1)	.82 (.54)	.0 (.0)	1.74 (1.72)
Heritability .11:
.0	.01 (.0)	4.66 (4.60)	.12 (.01)	.49 (.35)	.0 (.0)	.81 (.79)
.05	.04 (.01)	3.31 (3.12)	.16 (.05)	.38 (.22)	.01 (.0)	.65 (.62)
.1	.08 (.05)	2.32 (2.07)	.18 (.1)	.31 (.14)	.01 (.0)	.51 (.47)