This quantitative study focuses on the relationship between foreign language learners' aptitude and proficiency test scores. Four groups of 136 beginning students received six months of Initial Acquisition Training (IAT) in four different language categories, according to the level of complexity for an English speaker: French (Category I),…

Addresses the issue of the reliability of grammaticality judgment tests and explores what it is that they measure (i.e., their construct validity). Various methods of examining their reliability demonstrate that the grammaticality judgment tests used in this study had relatively low reliability. (Author/VWL)