Preparation and validation of a videotaped test of conservation suitable for grade six students in Jamaica
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Date
1981
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School of Education, UWI
Abstract
A 30-minute videotaped test was designed to standardize variables associated with the test's administration. The film presented situations involving conservation concepts such as liquid quantity, solid quantity, weight, displaced volume, and horizontality. After trial, the test was administered to 586 urban and rural sixth graders, and reliability and validity were examined by means of a test-retest procedure, factor analysis, and comparison with clinical test results. Desired criteria were met