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Direct linkXiao, Leifeng; Hau, Kit-Tai – Educational and Psychological Measurement, 2023
We examined the performance of coefficient alpha and its potential competitors (ordinal alpha, omega total, Revelle's omega total [omega RT], omega hierarchical [omega h], greatest lower bound [GLB], and coefficient "H") with continuous and discrete data having different types of non-normality. Results showed the estimation bias was…
Descriptors: Statistical Bias, Statistical Analysis, Likert Scales, Statistical Distributions
Download full textRusilowati, Ani; Kurniawati, Lina; Nugroho, Sunyoto E.; Widiyatmoko, Arif – International Journal of Environmental and Science Education, 2016
The purpose of this study is to develop scientific literacy evaluation instrument that tested its validity, reliability, and characteristics to measure the skill of student's scientific literacy used four scientific literacy, categories as follow:science as a body of knowledge (category A), science as a way of thinking (category B), science as a…
Descriptors: Foreign Countries, Junior High School Students, Grade 9, Test Construction
Leighton, Jacqueline P.; Gokiert, Rebecca J.; Cor, M. Ken; Heffernan, Colleen – Assessment in Education: Principles, Policy & Practice, 2010
Classroom teachers are in the front line of introducing students to formal learning, including assessments, which can be assumed to continue for students should they extend their schooling past the expected mandatory 12 years. The purpose of the present investigation was to survey secondary teachers' beliefs of classroom and large-scale tests for…
Descriptors: Measures (Individuals), Learning Processes, Test Construction, Teacher Attitudes
