DIAMETER HEIGHT std of (logarithmic) residuals 0.04993 0.1769 percentage error 12% 50% On the basis of percentage error, DIAMETER is a better predictor
Calculate: Quantiles as logs of quantiles for volume. Mean using any of the regression formulae. Std. dev is not possible with material covered in class. 1.42 ________ 1.009 1.28 1.38 1.58 1.89 Mean Std dev Minimum Q1 Median Q3 Maximum