Table 2.

Spearman correlation of tree and alignment parameters with species tree error

	5n, $2n_i$	5n, $4n_i$	5n, $8n_i$	8n, $2n_i$	8n, $4n_i$	13n, $2n_i$
Species tree height	−0.734***	−0.582***	−0.330***	−0.702***	−0.537***	−0.580***
Mean population size	0.103*	0.078	0.006	0.118*	0.004	0.076
Species tree asymmetry	0.041	0.011	0.035	−0.170***	−0.181***	−0.050
Mean deep coalescences	0.665***	0.573***	0.273***	0.647***	0.522***	0.591***
Mean parsimonious mutations	−0.387***	−0.199***	−0.025	−0.372***	−0.184***	−0.378***
Mean variable site count	−0.587***	−0.494***	−0.242***	−0.607***	−0.530***	−0.642***
Mean tree height difference	0.194***	0.186***	0.196***	0.173***	0.207***	0.127*
Mutations per variable site	0.416***	0.306***	0.152**	0.333***	0.220***	0.148*

*$P<0.05$, **$P<0.01$, ***$P<0.001$.