Descriptor
Source
Intelligence | 2 |
Publication Type
Journal Articles | 2 |
Reports - Research | 2 |
Education Level
Audience
Location
Laws, Policies, & Programs
Assessments and Surveys
What Works Clearinghouse Rating

Quereshi, M. Y.; Seitz, Rainer – Intelligence, 1993
Letter series and number series tests of items based on identical rules were administered to 160 male and 160 female undergraduates to determine comparability by testing equality of means, variances, and validity coefficients. Results indicate that letter and number series tests are not equivalent. Number series tests are easier, probably because…
Descriptors: Comparative Testing, Higher Education, Test Construction, Test Validity

Scott, Marcia S.; And Others – Intelligence, 1986
This study evaluated the diagnostic validity of a task measuring abstract categorization ability in learning disabled (LD) and non-LD children. Data showed that the component of abstract category knowledge that best disciminates LD children from non-LD, is the knowledge of how members of abstract categories differ from each other. (Author/JAZ)
Descriptors: Abstract Reasoning, Classification, Cognitive Processes, Comparative Testing