Using a power transformation of the response in (3.81) may lead to a more parsimonious model, including possibly the elimination of spurious interactions or of variance heterogeneity. A simple and...

Using a power transformation of the response in (3.81) may lead to a more parsimonious model, including possibly the elimination of spurious interactions

or of variance heterogeneity. A simple and easy-to-follow procedure to select

an appropriate power is given in Section 3.11.