Developing and validating an online situational judgment test on the stress coping competence of nursing apprentices

Empirical Research in Vocational Education and Training

Table 12 Global DIF analysis to identify subgroup invariance among training courses

	Estimate	Standard error
Nursing specialist	− 0.165	0.112
Geriatric nursing	− 0.07	0.12
Clinical nursing	0.235^a
Chi-square of parameter equality	2.51
df	2
Sig Level	0.286

^aThe item parameters were fixed to zero as part of the item analysis. One parameter is fixed by ConQuest by default for model identification purposes