A Comment on Homogeneity of Regression.

The article reports on homogeneity of regression. The author investigates the test, its applications and its place in the statistical methodology. The author questions the article with errors being published in a reputable journal and says that this is a serious matter specially when one considers the purpose of the article that is to translate known statistical procedures for audience of educational researchers. Incorrect test statistics is the result of procedures advocated by the authors. The purpose is not served in the article and gives a disservice to the audience it wants to enlighten.