Table 13.

Relationship between $\log (\mathrm{R}{0}_{{\mathrm{\tau }}_2}$) and absolute humidity with the second step of filtering.

Variables	Number of observations: 28 F statistic: 0.192 P value (F statistic) : 0.665 R-squared: 0.007 Adjusted R-squared: − 0.031
	Coefficient	Std Error	T-Statistic	P value
Intercept	− 1.827	0.404	− 4.520	1.19 × 10–4
Absolute humidity	26.669	60.93	0.438	0.665