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Lee, Hee-Sun; Liu, Ou Lydia; Linn, Marcia C. – Applied Measurement in Education, 2011
This study explores measurement of a construct called knowledge integration in science using multiple-choice and explanation items. We use construct and instructional validity evidence to examine the role multiple-choice and explanation items plays in measuring students' knowledge integration ability. For construct validity, we analyze item…
Descriptors: Knowledge Level, Construct Validity, Validity, Scaffolding (Teaching Technique)
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Lee, Hee-Sun; Linn, Marcia C.; Varma, Keisha; Liu, Ou Lydia – Journal of Research in Science Teaching, 2010
We investigated how student understanding of complex science topics was impacted when 27 teachers switched from typical to inquiry instruction in a delayed cohort comparison design study. For the same set of science topics, the teachers used typical methods of instruction in the first year and online, visualization rich inquiry units in the second…
Descriptors: Teacher Surveys, Interaction, Statistical Analysis, Demonstration Centers
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Wang, Lijuan; MacCann, Carolyn; Zhuang, Xiaohua; Liu, Ou Lydia; Roberts, Richard D. – Canadian Journal of School Psychology, 2009
Various policy papers assert that teamwork is an essential skill for the 21st-century workforce. However, outside of organizational psychology research with adult populations, there are few reliable assessments of this construct with suitable validity evidence for test scores. To redress this issue, self-report, situational judgment, and…
Descriptors: Validity, High School Students, Teamwork, Measures (Individuals)