Statements | N | Min | Max | Mean | Std. Deviation | Rank |
Materials used | 103 | 1 | 5 | 2.96 | 0.969 | 1 |
Design and construction | 103 | 1 | 5 | 2.82 | 0.968 | 2 |
Inspection and maintenance of scaffolds | 103 | 1 | 5 | 2.63 | 0.990 | 4 |
Lifting appliances on scaffolds | 103 | 1 | 5 | 2.41 | 0.964 | 5 |
Use of scaffolds | 103 | 1 | 5 | 2.82 | 0.968 | 3 |
Scaffolds and ladders | 103 | 1 | 5 | 2.73 | 0.753 |
|