Large-scale Assessments in Education

An IERI – International Educational Research Institute Journal

Table 5 Correlation between FIMS plausible values

From: Linking the first- and second-phase IEA studies on mathematics and science

First-second-time	Four-country-all-time
First-second-time	PV1	PV2	PV3	PV4	PV5
PV1	0.910	0.911	0.911	0.911	0.911
PV2	0.909	0.910	0.909	0.911	0.911
PV3	0.910	0.910	0.910	0.910	0.911
PV4	0.910	0.911	0.910	0.911	0.912
PV5	0.909	0.911	0.910	0.911	0.911

All correlations are significant, df = 44,182, p < .001

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