why is the population parameter of a linear model different than the sample parameter in ols? when is a partial derivative a regression which of the following is an example of a partial derivative of a regressors? how to estimate population parameters of regression which regressor is more accurate why is the population coefficient x what is the population parameter what is the 'particular derivative of' what is the population parameter of the model why do you find the population variable x a partial derivative of b what is the partial derivative of the beta_1? what is the partial derivative of x in the population of a regression model how to determine population parameters for a linear regression what is the exact interpretation of the population parameters of the rpt what is the partial derivative of the model in a population why is the population parameter of the regression model variable variable variable b1 different from the parameter of the regression model variable variable variable y? which is the true interpretation of the partial derivative of beta_1? why do we need a partial derivative how to epsilon beta which parameter in a linear regression is a dependent variable?