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| Tatsuoka, Kikumi K. | 1 |
| Vegelius, Jan | 1 |
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Peer reviewedVegelius, Jan – Educational and Psychological Measurement, 1981
The G index is a measure of the similarity between individuals over dichotomous items. Some tests for the G-index are described. For each case an example is included. (Author/GK)
Descriptors: Hypothesis Testing, Mathematical Formulas, Mathematical Models, Nonparametric Statistics
Tatsuoka, Kikumi K. – 1988
When learning is taking place, students test their hypotheses and evaluate them, and modify their current theories on the basis of new information. This phenomenon is known as "hypothesis testing view" or "theory changes." Many students change their rules to another while they are taking a test. This study introduced a new…
Descriptors: Cognitive Processes, Elementary Education, Equations (Mathematics), Hypothesis Testing
