what is the correlation of the t value for phi x x y in r what are the correlation coefficients of a regression model in r what is r's generalized least squares how to fit a linear regression model what is the generalized least squares what is the gls in regression what is generalized least squares in r average correlation of regression model what is the formula of a generalized least squares model if i have the generalized least squares, the residuals for phi and epsilon are the same? r gls model for predicting regression is phi auto correlated what type of correlation is the linear regression model for phi what is the r model for p values how to find if phi is significant in r if the model is a generalized least squares r model will it be statistically significant what is the correlation in the linear regression model what is the generalized least squares of the regression model how to fit linear regression with generalized least squares what is the correlation structure of the r model