Table 6 Required number of days to reach a statistical power of 80 % for different variables and different numbers of receivers
From: Turning the tide: understanding estuarine detection range variability via structural equation models
Variables | Number of receivers | ||||
|---|---|---|---|---|---|
3 | 4 | 5 | 6 | 7 | |
Noise | 1.75 | 0.75 | 0.75 | 0.75 | 0.50 |
Distance | 0.50 | 0.25 | 0.25 | 0.25 | 0.25 |
Tilt angle (rec) | 1.75 | 1.75 | 0.50 | 0.50 | 0.50 |
Tilt angle (sub) | 3.00 | 5.00 | 0.75 | 0.75 | 0.50 |
Water depth | 12.00 | 4.00 | 2.50 | 2.50 | 1.25 |
Wind speed | 16.00 | 16.00 | 8.00 | 8.00 | 8.00 |