International Journal of STEM Education

Table 2 PTs’ overall performance across three diagnostic tests

From: Developing preservice elementary teachers’ specialized content knowledge: the case of associative property

		Pretest		Posttest I (mid-term exam)		Posttest II (final exam)
		M	SD	M	SD	M	SD
CCK	What is AP	0.84	0.37	0.92	0.28	1	0
SCK	Drawing a diagram	0.92	0.28	0.92	0.28	1	0
	Correct number sentences	0.24	0.44	0.48	0.51	0.96	0.2
	Meaningful explanations	0.04	0.2	0.16	0.37	0.6	0.5
	Verbal precedence view	0.04	0.2	0.16	0.37	0.28	0.46

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