- Page 143, Chapter 4.10 Nonlinear and Weighted Regression was erroneously categorized as Chapter 4.9.1 within Chapter 4.9 instead of being a separate chapter as in the MRES book. - Page 84, the equation for the t-test has two mistakes. First, the test statistic should be t-hat, not just t. Second, nb+nb should be replace by na+nb. - Page 88, the equation for the F-test has a mistake. The test statistic should be F-hat, not just F.