Multiple‐Factor Influence on Air Quality of Road Motor Vehicles Tail Number Limit in Administrative Area of Beijing, China

Table 5

Pearson correlation analysis of long holidays (Spring Festival and National Day) and nonlong holidays.

	Peaks and valleys (n)		R^2	Pearson correlation coefficient	X^2
	Long holidays	Nonlong holidays
AQI	6	6	0.2393	29.4367	0.3800	>0.05
PM2.5	6	6	0.5366	20.1743	0.4119	<0.05
PM10	6	6	0.7005	32.7058	0.0362	<0.05
SO2	6	6	0.6511	29.0154	0.5513	<0.05
CO	6	6	0.5547	36.4589	0.7135	<0.01
NO2	6	6	0.2722	16.2163	0.8925	<0.05
O3_8h	6	6	0.6696	18.7781	0.7037	>0.05