Teacher Informal Collaboration for Professional Improvement: Beliefs, Contexts, and Experience

Table 3

Professional interchange within schools as reported by teachers (1 = never; 2 = once a year or less, 3 = 2–4 times a year; 4 = 5–10 times a year: 5 = 1–3 times a month; 6 = once a week or more.

	Component items	Factor loadings
Factor 1: discuss and work together; Mean: 4.6; SD: 1.1; Cronbach Alpha: 0.795	Engage in discussions about the learning development of specific students	0.778
	Hold informal conversations with other teachers on professional themes	0.558
	Work with other teachers to ensure common standards in the assessment of student progress	0.831
	Develop student assessment instruments (i.e. criteria, portfolios, tests)	0.649
Factor 2: observe other teacher lessons and engage in joint activities; Mean: 2.98; SD: 1.4; Cronbach Alpha: 0.7748	Observe other teacher’s classes and provide feedback	0.806
	Engage in joint activities across different classes and age groups (e.g. projects)	0.714
Model fit statistics: RMSEA: 0,098; CFI: 0,947; SRMR: 0,042

: TALIS 2013 questionnaire, item 33 [9].