CogAT

The CogAT is an asssessment for students in grades K-12 that was co-developed with the Iowa Assessments. There are three batteries: verbal, quantitative, and non-verbal. The CogAT can be used to differentiate instruction and identify strengths and weaknesses. Each test takes 15 minutes or less to administer, and can be offered in English and Spanish.

Content

Topics
Comprehension,
Fluency,
Phonemic Awareness,
Phonics,
Vocabulary
Grades
Kindergarten,
1st Grade,
2nd Grade,
3rd Grade,
4th Grade,
5th Grade,
6th Grade,
7th Grade,
8th Grade,
9th Grade,
10th Grade,
11th Grade,
12th Grade
Languages
English,
Spanish
Respondent
Student

Administration Information

Length
Verbal Battery (Picture Analogies, Sentence Completion, and Picture Classification): 30-43 minutes. Quantitative Battery (Number Analogies, Number Puzzles, Number Series): 30-45 minutes; Nonverbal Battery (Figure Matrices, Paper Folder, Figure Classificat
Price

Basic Data CogAT 7 Complete Levels 5/6-8 Machine Scorable: $7.55; Basic Data CogAT 7 Complete Levels 9-17/18: $4.50; Basic Data CogAT 7 Screen Levels 5/6-8: $5.70; Basic Data CogAT 7 Screen Levels 9-17/18: $3.40; Data Plus CogAT 7 Complete Levels 5/6-8: $10.90; Data Plus CogAT 7 Complete Levels 9-17/18: $7.00; Data Plus CogAT 7 Screen Levels 5/6-8: $8.15; Data Plus CogAT 7 Screen Levels 9-17/18: $4.90

Training
Online support available
Qualifications
Not specified
Group/Individual
Individual
Administration
Paper,
Computer

Access and Use

Contact

800-323-9540

Open Access
No
Peer-Reviewed Study Citations

Giessman, J. A., Gambrell, J. L., & Stebbins, M. S. (2013). Minority Performance on the Naglieri Nonverbal Ability Test, Second Edition, versus the Cognitive Abilities Test, Form 6: One Gifted Program’s Experience. Gifted Child Quarterly, 57(2), 101–109. https://doi.org/10.1177/0016986213477190

Rindermann, H., & Ceci, S. J. (2018). Parents’ Education Is More Important than Their Wealth in Shaping Their Children’s Intelligence: Results of 19 Samples in Seven Countries at Different Developmental Levels. Journal for the Education of the Gifted, 41(4), 298–326. https://doi.org/10.1177/0162353218799481

Rindermann, H., Michou, C. D., & Thompson, J. (2011). Children’s Writing Ability: Effects of Parent’s Education, Mental Speed and Intelligence. Learning and Individual Differences, 21(5), 562–568. https://doi.org/10.1016/j.lindif.2011.07.010

Psychometrics

Scoring
Computer scoring,
Manual scoring
Referencing
Norm-referenced
Psychometric Citations

Lakin, J. M., & Lai, E. R. (2012). Multigroup Generalizability Analysis of Verbal, Quantitative, and Nonverbal Ability Tests for Culturally and Linguistically Diverse Students. Educational and Psychological Measurement, 72(1), 139–158. https://doi.org/10.1177/0013164411408074

Lohman, D. F. (2003). The Woodcock-Johnson III and the Cognitive Abilities Test (Form 6): A Concurrent Validity Study (p. 17). University of Iowa. Retrieved from http://faculty.education.uiowa.edu/docs/dlohman/cogat_wjiii_final_2col-…