Table 7. The omission errors under different scenarios of exposure to noise and air temperature .

Noise levels	55dBA		65dBA		75dBA		Effect size	P value
Air temperature levels	Mean	SD	Mean	SD	Mean	SD
14 °C	0.04	0.20	0.04	0.20	0.08	0.28	0.010	0.779
18 °C	0.04	0.20	0.04	0.20	0.08	0.28	0.010	0.779
22 °C	0.04	0.20	0.04	0.20	0.12	0.33	0.042	0.368
Effect size	0.001		0.001		0.010
P value	1.000		1.000		0.779

Note: Omission errors: The number of missing answers