how to use regression equations how do i construct a model in a program using a cubic spline how to convert output of lm into regression how do we convert the output of a lm to a linear model what is the function of the function lm(y) and the output for the function ns(x) how to convert a fit into a regression equation how to make the regression equation from lm how to fit cubic spline in python how to fit a cubic spline in regression model how to translate the output of an lm() fit into another regression equation? how do you use regression to construct a curve? what is ns in sql what is lm in regression what is the function of lm how to translate the output from an lm() fit with a cubic spline into a regression equation? what is the output of regression lm how do you fit a cubic spline how to convert a lm output to a regression formula with cubic spline lm_fit function how to convert a linear fit in a regression model