Table 2 Descriptive statistics after matching
Matching variables | Foremen N = 2097 | Academics N = 2097 | t test |
|---|---|---|---|
Mean (SD) | Mean (SD) | ||
Age at the start of apprenticeship | 18.59 (3.32) | 18.50 (2.61) | 0.94 |
Age at the end of apprenticeship | 21.37 (3.14) | 21.22 (2.34) | 1.61 |
Schooling background | 0.04 (0.20) | 0.05 (0.22) | 1.22 |
Daily wage at the end of apprenticeship | 3.18 (0.48) | 3.09 (0.51) | 0.91 |
Number of apprentices | 106.30 (343.75) | 108.68 (386.46) | 0.20 |
Retention rate | |||
Less than 40% 40–60% More than 60% | 0.39 0.03 0.58 | 0.41 0.04 0.55 | |
Average income level in training establishment | 4.26 (0.32) | 4.27 (0.34) | 0.66 |
Size of training establishment | |||
Less than 250 employees 250–1000 employees More than 1000 employees | 0.66 0.18 0.16 | 0.63 0.19 0.18 | |
Location of training establishment | 0.72 | 0.74 | |
Length of apprenticeship | 2.14 (0.77) | 2.13 (0.76) | 0.40 |
Additional variables used in matching: year of apprenticeship end, 24 sectors, occupations on 2-digit level | |||