Newer statistical procedures are typically introduced to help address the limitations of those already in practice or to deal with emerging research needs. Quantile regression (QR) is introduced in this paper as a relatively new methodology, which is intended to overcome some of the limitations of least squares mean regression (LMR). QR is more…

The article examines changes in language testing textbooks in English since Lado (1961) and proposes that two trends may be discerned. The first shows how the growing professionalism of the field has required an expansion in teaching materials to meet the need for new training programmes. What the expansion also shows is the desire, again a mark…