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International Journal of Educational Technology in Higher Education

Table 7 Meta-regression results for the learning achievement of response from region

From: Are open educational resources (OER) and practices (OEP) effective in improving learning achievement? A meta-analysis and research synthesis

Model

Coefficient

Standard Error

95% lower

95% upper

Z-value

Two-sided p-value

 

Intercept

0.04

0.07

− 0.11

0.18

0.49

0.62

Q b = 9.79, df = 2, p = 0.01*

Regiona

 1 = Asia

1.01

0.33

0.36

1.65

3.08

0.001**

 2 = Latin America

− 0.14

0.32

− 0.77

0.49

− 0.42

0.67

  1. a0 = North America as the reference group
  2. bThe Q statistics are for the set of variables of region
  3. *p ≤ 0.05; **p ≤ 0.001
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