|
Challenges | Descriptive | One-sample t-test | Remark | |||
| Mean | Std. Dev. | t | Mean Diff. | Sig. (2-tailed) | ||
| Removal of effective and competent contractors | 1.31 | 0.46 | −14.02 | −0.693 | 0.00 | Low extent |
| It leads to projects failure in terms of time delay | 1.59 | 0.90 | −4.24 | −0.409 | 0.00 | Medium extent |
| Poor quality standard | 2.23 | 0.96 | 2.20 | 0.227 | 0.03 | Medium extent |
| Some of the criteria are very complex and difficult to apply in practice | 2.20 | 0.68 | 2.81 | 0.205 | 0.01 | Medium extent |
| Excessive cost and time overrun | 2.51 | 0.56 | 8.45 | 0.511 | 0.00 | High extent |
| Substandard work | 1.67 | 0.88 | −3.51 | −0.33 | 0.00 | Medium extent |
| Imprecise assessments due to lack of information | 2.22 | 0.78 | 2.59 | 0.216 | 0.01 | Medium extent |
| Shortcomings in expertise in the methods application | 1.74 | 0.46 | −5.24 | −0.261 | 0.00 | Medium extent |
| Disputes among contractors and clients | 1.69 | 0.53 | −5.40 | −0.307 | 0.00 | Medium extent |