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Shavelson, Richard J.; And Others – 1988
This study investigated the relationships among the symbolic representation of problems given to students to solve, the mental representations they use to solve the problems, and the accuracy of their solutions. Twenty eleventh-grade science students were asked to think aloud as they solved problems on the ideal gas laws. The problems were…
Descriptors: Chemistry, Comparative Testing, Problem Solving, Response Style (Tests)
Cook, Linda L.; And Others – 1990
The equating of reasonably parallel forms of College Board Achievement Tests in biology, chemistry, mathematics level II, American history and social studies, and French is discussed. Results of the following five equating methods are compared: (1) Tucker; (2) Levine equally reliable; (3) Levine unequally reliable; (4) frequency estimation…
Descriptors: Academic Ability, Achievement Tests, Biology, Chemistry