Table 13.

Approximate Sample Sizes, for Three Affected Siblings, for θ⩾0

	No. of Familiesa
θ	R criterionb	ldom(.1)	ldom(.01)
Model 3:
.00	35	35	36
.05	54	54	56
.10	87	88	91
.20	272	281	291
Model 6:
.00	78	80	83
.05	120	123	127
.10	191	198	204
.20	598	626	646
Model 9:
.00	49	56	60
.05	74	83	90
.10	118	131	140
.20	368	399	420

^aSample sizes that are underlined are the minima for the model.

^bFor three siblings, the R criterion, the N criterion, S_pairs, S+L C, S_robdom, and S_all are all equivalent.