Post hoc evaluation of analytic rating scales for improved functioning in the assessment of interactive L2 speaking ability

Language Testing in Asia

Table 1 Summary statistics for the MFRM analysis of the initial 9-point rating scales

Statistics	Participants	Raters	Criteria
M Measure	0.54	0.00	0.00
M SE	0.31	0.05	0.06
χ² (Fixed)	4262.1^*	266.4^*	97.9^*
df	127	3	4
Separation ratio (Sample)	5.93	9.68	4.92
Separation reliability (Sample)	.97	.99	.96