Table 2. Variance inflation factor values for multicollinearity of variables associated with income level in Nkongho-mbeng.
| Independent variable Dependent variable |
House type | House size | ceiling type | window nets | Toilet type | Educational level | monthly income |
|---|---|---|---|---|---|---|---|
| House type | - | 1.647 | 1.488 | 1.778 | 1.674 | 1.825 | 1.786 |
| House size | 1.199 | - | 1.321 | 1.316 | 1.325 | 1.329 | 1.318 |
| Ceiling type | 1.450 | 1.769 | - | 1.482 | 1.776 | 1.777 | 1.776 |
| Window nets | 1.398 | 1.422 | 1.196 | - | 1.316 | 1.435 | 1.437 |
| Toilet type | 1.221 | 1.328 | 1.330 | 1.220 | - | 1.331 | 1.333 |
| Educational level | 1.073 | 1.074 | 1.072 | 1.073 | 1.073 | - | 1.027 |
| monthly income | 1.090 | 1.105 | 1.112 | 1.114 | 1.115 | 1.065 | - |