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Descriptive statistics of variables.
| Variable | No. | Min. |
Max |
Mean |
Std. Dev. |
||||
|---|---|---|---|---|---|---|---|---|---|
| t0 | t1 | t0 | t1 | t0 | t1 | t0 | t1 | ||
| ERP_I | 147 | 1 | 1 | 7 | 7 | 5.09 | 5.20 | 1.74 | 1.75 |
| ERP_U | 147 | 1 | 1 | 7 | 7 | 5.14 | 5.13 | 2.08 | 2.10 |
| ERP.PE | 147 | 1 | 1 | 7 | 7 | 5.00 | 5.16 | 1.87 | 1.87 |
| ERP.EE | 147 | 1 | 1 | 7 | 7 | 4.04 | 4.09 | 1.75 | 1.74 |
| ERP.FC | 147 | 1 | 1 | 7 | 7 | 4.93 | 4.91 | 1.81 | 1.85 |
| ERP.SI | 147 | 1 | 1 | 7 | 7 | 4.02 | 4.11 | 1.96 | 1.97 |
| D.SK | 147 | 1 | 1 | 7 | 7 | 4.51 | 4.61 | 1.59 | 1.60 |
| ICT.B | 147 | 1 | 1 | 7 | 7 | 4.06 | 4.24 | 1.93 | 1.96 |
| ERP.MR | 147 | 1 | 1 | 7 | 7 | 4.55 | 4.67 | 1.69 | 1.66 |
