Table 2.

Parameter values in Simulations I (power analysis)

s	n	l	N	μ	θ	r	ρ	R(n)	Model	α*
100	10	1,000	1,000	0.25  × 10−5	10	0	0	0.00	JC	∝
				1.25  × 10−5	50	0.25  × 10−6	1	2.83	K80
				2.5  × 10−5	100	1  × 10−6	4	11.32	F81
				5  × 10−5	200	4  × 10−6	16	45.26	HKY
						16  × 10−6	64	181.05

^*α indicates the strength of rate variation among sites. When α = ∝, there is no rate variation among sites. The smaller the α the stronger the rate variation (53).