Applying Econometrics to the Carbon Dioxide “Control Knob”

Table 6

Regression analysis of changes in annual mean temperature at Mauna Loa Slope Observatory with respect to changes in the annual level of [CO₂] and [H₂O] 1977–2009.

(a) Summary output. Dependent variable: year on year changes in mean maximum temperatures

Regression Statistics
Multiple 𝑅	0.631
𝑅 square	0.399
Adjusted 𝑅 square	0.356
Standard error	0.565
Observations	46

(b) ANOVA

	df	SS	MS	𝐹
Regression	3	8.876	2.959	9.281
Residual	42	13.389	0.319
Total	45	22.265

(c)

	Coefficients	Standard error	𝑡 stat	𝑃 value
Intercept	−0.248	0.219	−1.133	0.264
Δ[CO2]	0.195	0.145	1.346	0.186
Δ[H2O]	2.564	0.548	4.676	0.000
ΔAVGLO	0.001	0.000	3.721	0.001
Durbin-Watson: 2.834