The student survey was pilot-tested in spring 1999, and three derived scales
(metacognition, inquiry learning, and application of skills) had high internal consistency (alpha = .
The MAC and MAC-R are empirically derived scales
that were intended to be indirect measures of alcoholism, since neither version of the scales contain any questions obviously related to actual alcohol consumption or alcohol-related problems.
18] The derived scales reflecting knowledge, tolerance toward people with AIDS, and perceived severity of AIDS have shown moderate to good test-retest reliability over three weeks, (r = .
A one-way ANOVA was performed on each of the derived scales, and, if responses between the grade levels were significantly different (p < .
A major outcome of the study will be empirically derived scales
showing typical progression of development in literacy and numeracy.