ESL students’ oral performance in English language school-based assessment: results of an empirical study

Language Testing in Asia

Table 1 Item fit statistics

Entry	Name	Measure	SE	Infit MnSq	Outfit MnSq
1	disProdel	0.06	0.08	1.01	1.05
2	disComstr	− 0.12	0.08	1.16	1.18
3	disVoclan	0.37	0.08	0.86	0.86
4	disIdeorg	− 0.67	0.08	0.91	0.86
5	indpreProdel	0.19	0.08	0.87	0.88
6	indpreComstr	0.33	0.08	1.14	1.11
7	indpreVoclan	0.25	0.08	0.86	0.88
8	indpreIdeorg	− 0.42	0.08	1.10	1.16

Notes: Entries 1–4 refer to the four performance domains (i.e., pronunciation and delivery, communication strategies, vocabulary and language patterns, ideas and organization) of the SBA group interaction task; entries 5–8 refer to the four performance domains (i.e., pronunciation and delivery, communication strategies, vocabulary and language patterns, ideas and organization) of the SBA individual presentation task. Each domain of either task is scored on a 6-point scale. See Appendixes 1 and 2