help due tomorrow

Use the data set in WAGE4 looking at wage (wage) for this problem. 8 Run the simple regression of IQ on educ to obtain the slope coefficient delta. Create a new variable, regres, that is the residuals of your regression of IQ on educ Obtain the slope coefficient on regres in the simple regression of IQ on regres Interpret the above slope coefficient 22 Run the multiple regression of wage on IQ and educ, and obtain the slope coefficients on 1