| With policy | No policy |
| ||
| Mean Standard deviation | Mean Standard deviation | z score | ||
Achievement of budget | 4.57 | 0.60 | 4.66 | 0.61 | −0.63 |
Maintenance/improvement in profitability | 4.67 | 0.53 | 4.75 | 0.48 | −0.73 |
Report on customer complaints | 4.55 | 0.74 | 4.06 | 0.90 | 2.74 |
Adherence to operations manual | 3.64 | 1.06 | 3.21 | 1.06 | 1.80 |
Report on staff turnover | 3.54 | 1.06 | 2.51 | 1.00 | 3.27 |
Report on external factors affecting the business | 3.79 | 0.84 | 2.92 | 1.05 | 4.17 |
Report on internal initiatives being taken | 4.12 | 0.84 | 3.71 | 0.91 | 2.12 |
Environmental reporting | 3.33 | 0.97 | 2.56 | 1.13 | 3.35 |
Achieving environmental targets | 3.19 | 1.13 | 2.29 | 1.18 | 3.48 |