Development of the Self-Determined Learning Motivation Scale: Analysis of Reliability and Validity

The purpose of this study is aims to develop an inventory assessing self-determined-motivation for e-Learning courses in college. The study involves 397 college students, with exploratory factor analysis and Cronbach alpha scale reliability, and the validity of the test. Self-determined learning motivation scale is accordance with the Learning Self-Regulation Questionnaire (SRQ-L) by Williams & Deci (1996) and Black & Deci (2000). It compiled and revised the initial inventory consisted of 14 items, it divided into four dimensions, such as, "Intrinsic motivation", "Identified regulation", "Introjected Regulation ", and "External regulation", the total explained variance was 71.35%. The Cronbach alpha is .87, with acceptable construct validity and reliability of measurement tools, it can provide the future development of e-Learning courses.