| Carrier | ||||||||
|---|---|---|---|---|---|---|---|---|
| N | Mean | Std. Deviation | Std. Error | 95% Confidence Interval for Mean | Minimum | Maximum | ||
| Lower Bound | Upper Bound | |||||||
| 1.00 | 2 | 9.5500 | 1.72534 | 1.22000 | -5.9516 | 25.0516 | 8.33 | 10.77 |
| 2.00 | 2 | 6.8650 | 9.70858 | 6.86500 | -80.3631 | 94.0931 | .00 | 13.73 |
| 3.00 | 2 | 9.9650 | 2.31224 | 1.63500 | -10.8096 | 30.7396 | 8.33 | 11.60 |
| Total | 6 | 8.7933 | 4.77299 | 1.94857 | 3.7844 | 13.8023 | .00 | 13.73 |