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Table 2 Quantile regression models of the relationship between free and compulsory pre-primary education and primary school gross graduation rates

From: Is free pre-primary education associated with increased primary school completion? A global study

  0.50 quantile
β
(SE)
0.25 quantile
β
(SE)
0.50 quantile
β
(SE)
0.25 quantile
β
(SE)
Tuition-free pre-primary 5.76
(3.88)
6.80
(6.82)
  
Tuition-free and compulsory    9.61*
(4.26)
12.22*
(6.08)
Tuition-free but not compulsory    4.37
(5.86)
4.87
(8.14)
Natural log of per-capita GDP 9.41***
(2.79)
9.72**
(3.11)
9.36**
(3.02)
12.59***
(2.84)
Percent of population living in urban area − 0.04
(0.11)
0.12
(0.19)
− 0.08
(0.11)
− 0.02
(0.16)
Constant − 11.98
(27.11)
− 37.20
(24.24)
− 10.94
(29.13)
− 58.50*
(22.53)
Observations 104 104 104 104
Pseudo R2 0.21 0.37 0.21 0.39
  1. Standard errors are reported in parentheses
  2. *, **, *** p ≤ 0.05, p ≤ 0.01, and p ≤ 0.001, respectively