Table 5 Age, years of schooling, and annual income.
Variables | Groups | Frequency | Max | Min | Mean |
|---|---|---|---|---|---|
Age | 35 ≥ X | 210 | 60 | 16 | 35.47 |
35 < X ≥ 55 | 133 | ||||
X > 55 | 41 | ||||
Years of schooling | 8 ≥ X | 70 | 22 | 2 | 12.74 |
8 < X ≥ 12 | 120 | ||||
12 < X ≥ 18 | 127 | ||||
X > 18 | 67 | ||||
Annual income (US$) | 1500 ≥ X | 243 | 7000 | 0 | 1733.33$ |
1500 < X ≥ 3000 | 85 | ||||
3000 < X ≥ 4500 | 29 | ||||
X > 4500 | 27 |