Table 3.
Fornell-Larcker's criteria (discriminant validity).
| Mean | Std. dev | FPG | IUCW | KCW | PA | SI | WPCW | |
|---|---|---|---|---|---|---|---|---|
| FPG | 5.15 | 1.34 | 0.936 | |||||
| IUCW | 4.94 | 1.44 | 0.599 | 0.902 | ||||
| KCW | 4.88 | 1.32 | 0.57 | 0.799 | 0.887 | |||
| PA | 4.60 | 1.39 | 0.461 | 0.698 | 0.617 | 0.766 | ||
| SI | 4.52 | 1.34 | 0.462 | 0.724 | 0.762 | 0.545 | 0.778 | |
| WPCW | 4.35 | 0.97 | 0.148 | 0.246 | 0.215 | -0.011 | 0.162 | 0.851 |
Note: WPCW: willingness to pay for clean water; SI: social influence; FPG: facilitations provided by the government; KCW: knowledge about contaminated water; PA: public awareness; IUCW: intention to use clean water.