NotesFAQContact Us
Collection
Advanced
Search Tips
Publication Date
In 20250
Since 20240
Since 2021 (last 5 years)0
Since 2016 (last 10 years)0
Since 2006 (last 20 years)1
Descriptor
Cluster Grouping1
Correlation1
Evaluation Methods1
Item Analysis1
Multidimensional Scaling1
Multivariate Analysis1
Nonparametric Statistics1
Predictor Variables1
Program Evaluation1
Sample Size1
Simulation1
Test Items1
More ▼
Source
Journal of Educational…1
Author
Gierl, Mark J.1
Leighton, Jacqueline P.1
Tan, Xuan1
Publication Type
Journal Articles1
Reports - Research1
Education Level
Audience
Location
Laws, Policies, & Programs
Assessments and Surveys
What Works Clearinghouse Rating
Showing one result Save | Export
Evaluating DETECT Classification Accuracy and Consistency when Data Display Complex Structure
Peer reviewed Peer reviewed
Direct linkDirect link
Gierl, Mark J.; Leighton, Jacqueline P.; Tan, Xuan – Journal of Educational Measurement, 2006
DETECT, the acronym for Dimensionality Evaluation To Enumerate Contributing Traits, is an innovative and relatively new nonparametric dimensionality assessment procedure used to identify mutually exclusive, dimensionally homogeneous clusters of items using a genetic algorithm ( Zhang & Stout, 1999). Because the clusters of items are mutually…
Descriptors: Program Evaluation, Cluster Grouping, Evaluation Methods, Multivariate Analysis