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Gu, Lin; Lockwood, John; Powers, Donald E. – ETS Research Report Series, 2015
Standardized tests are often designed to provide only a snapshot of test takers' knowledge, skills, or abilities at a single point in time. Sometimes, however, they are expected to serve more demanding functions, one of them is assessing change in knowledge, skills, or ability over time because of learning effects.The latter is the case for the…
Descriptors: Language Tests, Second Language Learning, English (Second Language), Standardized Tests
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Svihla, Vanessa; Wester, Michael J.; Linn, Marcia C. – Journal of Learning Analytics, 2015
Designing learning experiences that support the development of coherent understanding of complex scientific phenomena is challenging. We sought to identify analytics that can also guide such designs to support retention of coherent understanding. Based on prior research that distributing study of material over time supports retention, we explored…
Descriptors: Science Education, Pretests Posttests, Inquiry, Multiple Regression Analysis