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Table 5 Summary of R² and error measure for fitting model

From: Particulate matter (PM₁₀) prediction based on multiple linear regression: a case study in Chiang Rai Province, Thailand

Seasonal Regression	Fitting results
Seasonal Regression	R²	RMSE	VIF	DW
Station 65
Annual	0.61	22.15	1.07–1.59	0.63
Summer	0.73	27.95	1.19–1.39	0.41
Rainy	0.24	8.88	1.14–1.57	0.58
Winter	0.40	13.40	1.01–1.27	0.64
Station 73
Annual	0.52	15.83	1.01–1.68	0.67
Summer	0.61	16.45	1.03–1.17	0.98
Rainy	0.12	13.72	1.10–2.47	0.64
Winter	0.67	11.06	1.00	1.18

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ISSN: 1471-2458

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