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Descriptive statistics for experiment 2, 8-h TWA noise measurements (dBA) made using an iPod and noise dosimeter
| Occupational group | Device | ||
|---|---|---|---|
|
|
|||
| iPod | Dosimeter | ||
| Maintenance workers | N | 54 | 54 |
| Mean | 84.1 | 81.6 | |
| SD | 5.5 | 6.3 | |
| Office workers | N | 50 | 50 |
| Mean | 65.9 | 65.2 | |
| SD | 9.6 | 9.2 | |
