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Direct linkCorrigan, Matthew J. – Journal of Alcohol and Drug Education, 2017
This study sought to develop a short version of the ADSI, and investigate its psychometric properties. Methods: This is a secondary analysis. Analysis to determine the Cronbach's Alpha, correlations to determine concurrent criterion validity and known instrument validity and a logistic regression to determine predictive validity were conducted.…
Descriptors: Psychometrics, Correlation, Screening Tests, Statistical Analysis
Barkoukis, Vassilis; Tsorbatzoudis, Haralambos; Grouios, George; Sideridis, Georgios – Assessment in Education: Principles, Policy & Practice, 2008
Self-determination theory provides an integrated conception of school- and academic motivation. The theory proposes a continuum comprising three types of motivation: intrinsic motivation (IM), extrinsic motivation (EM), and amotivation (AM), characterised by seven dimensions (IM = to know, to accomplish and to experience stimulation, EM = external…
Descriptors: Incentives, Predictive Validity, Factor Structure, Student Motivation
