Descriptor
| Diagnostic Tests | 1 |
| Test Validity | 1 |
| Vision Tests | 1 |
| Visual Perception | 1 |
Source
| Journal of Special Education | 1 |
Author
| Hammill, Donald D. | 1 |
Publication Type
Education Level
Audience
Location
Laws, Policies, & Programs
Assessments and Surveys
| Frostig Developmental Test of… | 1 |
What Works Clearinghouse Rating
Peer reviewedHammill, Donald D.; And Others – Journal of Special Education, 1970
Results of three factor analyses on the Frostig DTVP subtests indicated that the test measures one general visual perception factor, rather than the five postulated by Frostig. (Author/KW)
Descriptors: Diagnostic Tests, Test Validity, Vision Tests, Visual Perception
