The multi-dimensional perceptions of office staff and non-office staff about metro noise in commercial spaces

Open Access

Table 7

Prediction models for the mean optimal perception ratings based on the optimal acoustic parameters.

Group	Linear regression equations for the mean optimal perception ratings due to metro noise	R ²	Std. Err.	Beta
Office staff	MAR = 0.038N + 1.560	0.289	0.262	0.537
Non-office staff	MDR = 0.353LA_eq − 17.761	0.798	0.617	0.894
	MDR = 0.235LAF_max − 11.389	0.782	0.642	0.885
	MDR = 0.236N + 0.250	0.913	0.406	0.955
	MDR = 12.906R + 1.048	0.163	1.258	0.403
	MDR = 2.816S − 1.045	0.894	0.449	0.945
	MDR = 2.084F + 1.872	0.586	0.885	0.765
Non-office staff	MAR = 0.242LA_eq − 9.620	0.608	0.676	0.779
	MAR = 0.159LAF_max − 5.163	0.585	0.696	0.765
	MAR = 0.165N + 2.663	0.720	0.571	0.848
	MAR = 15.373R + 1.758	0.375	0.853	0.612
	MAR = 2.123S + 1.473	0.824	0.452	0.908
	MAR = 1.500F + 3.743	0.493	0.768	0.702

Note: R², the coefficient of determination; Std. Err., the standard error of the estimate; Beta, standard regression coefficient; MDR, mean dissatisfaction rating; MAR, mean annoyance rating.

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