height shoe size figure scatterplot of height (cmagainst shoe size (cm)with the fitted line plt plotsurvey shoe survey shoeplt scatter survey shoe survey height plt xlabel ("shoe size"plt ylabel (height "although ols performs complete analysis of the linear modelnot all its calculations need to be presented summary of the results can be obtained with the method summary print (fit summary ()dep variable height rsquared model ols adj rsquared method least squares fstatistic no observations prob (fstatistic ) - df residuals log likelihood - df model aic covariance typenonrobust bic ====================================================================coef std err >| [ intercept shoe ====================================================================omnibus durbin watson probomnibus ) jarque -bera (jb ) skew- prob(jb ) kurtosis cond no the main output items are the followingcoefestimates of the parameters of the regression line std errorstandard deviations of the estimators of the regression line these are the square roots of the variances of the { bi obtained in (