J Test, Regression, Model Selection, Statistics, Deep Dives.
not result in a better fit, and so we accept model A and reject D. If H1 is falsified, we will conclude that addition of CO2_PCAP_GWTH_PCNT to model A leads to a statistically significant improvement in the goodness-of-fit. Hence, we will reject A in favor of D. The test statistic for the F-test is