Table 1.

Statistical power of QTL detection (%) and type I error rate (%, in the last column) obtained by various mapping methods

Sample size	Distribution	QTL no.
		1	2	3	4	5	6
150	t	70	100	48	92	56	36	2
	Slash	62	92	26	90	20	20	4
	Contaminated	60	80	30	84	20	16	4
	Normal	36	74	8	80	6	2	6
	Non-Bayesian	16	28	0	32	4	0	6
300	t	100	100	82	100	84	64	0
	Slash	96	100	74	100	84	54	2
	Contaminated	76	100	42	100	36	34	2
	Normal	50	90	36	80	20	30	4
	Non-Bayesian	44	70	30	78	20	18	4