Education Commons^™

Measuring Explicit And Implicit Knowledge: A Psychometric Study In Sla, Mandana Rohollahzadeh Ebadi

Mandana Rohollahzadeh Ebadi

Lack of valid means of measuring explicit and implicit knowledge in acquisition of second language is a concern issue in investigations of explicit and implicit learning. This paper endeavors to validate the use of four test (i.e., Untimed Judgment Grammatical Test, UJGT; Test of Metalinguistic Knowledge, TMK; Elicited Oral Imitation Test, EOIT; and Time pressured Judgment Grammatical Test, TJGT) from a set of instruments introduced by Ellis (2005) to measure explicit and implicit knowledge of ESL learners. The result of Principal Component Analysis shows the UJGT and TMK loaded on first factor (i.e., explicit knowledge) and the EOIT and TJGT …