J Test, Regression, Model Selection, Statistics, Deep Dives.
the vector of coefficients in model B. Both β and γ vectors contain the intercept of regression β_0 and γ_0. In both models, ϵ_i is the error term for the ith row. The error term is the difference between the observed value of GDP_PCAP_GWTH_PCNT and its modeled value. Using Python and statsmodels,