Appendix A.

Complete ANOVA Results.

PF statistic	Effect	GES
$G$	$\mathrm{cs}$	0.98
	$\mathrm{cl}$	0.25
	$i$	0.65
	$\mathrm{cs}\times i$	0.31
$G^{*}$	$\mathrm{cs}$	0.83
	$i$	0.63
	$\mathrm{cs}\times i$	0.44
$A$	$\mathrm{cs}$	0.97
	$\mathrm{cl}$	0.11
	$i$	0.69
	$\mathrm{cs}\times i$	0.04
$D$	$\mathrm{cs}$	0.82
	$\mathrm{cl}$	0.03
	$i$	0.50
	$\mathrm{cs}\times i$	0.27
$E$	$\mathrm{cs}$	0.95
	$\mathrm{cl}$	0.04
	$i$	0.82
	$\mathrm{cs}\times i$	0.20

Note. $i$ = number of items; $\mathrm{cs}$ = class separation; $\mathrm{cl}$ = cross-loading; PF = person-fit; GES = generalized eta-squared ( ${\mathrm{\eta }}_G^2\ge 0.01$ were reported), × indicates an interaction.