A three-item Likert-type scale designed to measure a person's proficiency with the use of a language, most likely a language other than the one the person is most familiar with.
7-point scale
Full scale items shown. Always cite the original source when using this scale in research.
Internal consistency (alpha = .82) was reported in the primary study. Formal validity assessment was not reported by the original authors.
Ahn, Jungsun and Carrie La Ferle (2008), “Enhancing Recall and Recognition for Brand Names and Body Copy: A Mixed-Language Approach,” Journal of Advertising, 37 (3), 107-117.
Free access to 2455+ psychometric scales at PsychScales