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Chen, Ssu-Kuang; Liu, Yih-Lan; Lin, Sunny S. J. – Educational Psychology, 2022
In research on math self-concept (MSC) formation, very few studies have juxtaposed the effects of math grades, math ability, school-average math grades, and school-average math ability. However, these factors are important in enabling Taiwanese senior school students to achieve proper MSC and choose a suitable academic track. Thus, the present…
Descriptors: Self Concept, Mathematical Aptitude, Mathematics Skills, Gender Differences
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Bichi, Ado Abdu; Talib, Rohaya – International Journal of Evaluation and Research in Education, 2018
Testing in educational system perform a number of functions, the results from a test can be used to make a number of decisions in education. It is therefore well accepted in the education literature that, testing is an important element of education. To effectively utilize the tests in educational policies and quality assurance its validity and…
Descriptors: Item Response Theory, Test Items, Test Construction, Decision Making
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McBee, Matthew T.; Peters, Scott J.; Waterman, Craig – Gifted Child Quarterly, 2014
Best practice in gifted and talented identification procedures involves making decisions on the basis of multiple measures. However, very little research has investigated the impact of different methods of combining multiple measures. This article examines the consequences of the conjunctive ("and"), disjunctive/complementary…
Descriptors: Best Practices, Ability Identification, Academically Gifted, Correlation
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Salbach, Nancy M.; Jaglal, Susan B.; Williams, Jack I. – Journal of Continuing Education in the Health Professions, 2013
Introduction: The reliability, minimal detectable change (MDC), and construct validity of the evidence-based practice confidence (EPIC) scale were evaluated among physical therapists (PTs) in clinical practice. Methods: A longitudinal mail survey was conducted. Internal consistency and test-retest reliability were estimated using Cronbach's alpha…
Descriptors: Evidence, Error of Measurement, Measures (Individuals), Physical Therapy
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Quarm, Daisy – Journal of Marriage and the Family, 1981
Findings for couples (N=119) show wife's work, money, and spare time low between-spouse correlations are due in part to random measurement error. Suggests that increasing reliability of measures by creating multi-item indices can also increase correlations. Car purchase, vacation, and child discipline were not accounted for by random measurement…
Descriptors: Correlation, Decision Making, Error of Measurement, Family Relationship