Large-scale Assessments in Education

An IERI – International Educational Research Institute Journal

Table 4 Probability of repeating a year, PISA scores, and mean differences by age of entry

From: Early school entrance and middle-run academic performance in Mexico: evidence for 15-year-old students from the PISA test

	All	Regulars	Prematures	Difference	Std. Err.	t
Mathematics	413	415	407	8.3	2.43	3.396***
Science	422	426	414	11.6	2.38	4.858***
Reading	425	429	417	11.7	2.47	4.739***

Difference: ***.-99% significance, **.-95% significance, *.-90% significance

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