Table 2.

Results of the best subset stepwise regression model showing the best combination of frequency bands to account for the observed variation in the dependent data and results of the multiple regression analysis using the highlighted frequency bands as predictor variables.

independent data	dependent data	adjusted r2	F-value	p-value	included parameters
one-third octave broadband noise 40–2000 Hz	surface-active behaviour, all groups	0.610	8.55	<0.0001	40, 50, 63, 80, 160, 250, 400, 500
one-third octave broadband noise 40–2000 Hz	breaching behaviour, singletons	0.742	6.92	0.005	50, 63, 80