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Conger, Anthony J.; And Others – Applied Psychological Measurement, 1979
The WISC-R was investigated by using measures of profile (multivariate) reliability to determine its most reliable dimensions and the precision and similarity of the multivariate structure across age groups. The structure of the WISC-R subscales was stable across age groups. Two strategies for the interpretation of WISC-R profiles are offered.…
Descriptors: Age Differences, Elementary Secondary Education, Factor Structure, Intelligence

Magnusson, D.; Backteman, G. – Applied Psychological Measurement, 1979
A longitudinal study of approximately 1,000 students aged 10-16 showed high stability of intelligence and creativity. Stability coefficients for intelligence were higher than those for creativity. Results supported the construct validity of creativity. (MH)
Descriptors: Creativity, Creativity Tests, Elementary Secondary Education, Foreign Countries