Descriptor
| Achievement Tests | 1 |
| Basic Skills | 1 |
| Black Students | 1 |
| Comparative Testing | 1 |
| Elementary Secondary Education | 1 |
| Grade 6 | 1 |
| Grade 7 | 1 |
| Grade 8 | 1 |
| Grade 9 | 1 |
| Group Norms | 1 |
| Item Analysis | 1 |
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| Coffman, William E. | 1 |
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| Reports - Research | 1 |
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| Iowa Tests of Basic Skills | 1 |
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Coffman, William E. – 1978
The Iowa Tests of Basic Skills were administered to over 600 black and white students in grades six through nine, to determine if the test showed bias against minorities. Outliers were identified from test results. Outliers are items which differ from the central core of test items because they fall outside the range expected from a random…
Descriptors: Achievement Tests, Basic Skills, Black Students, Comparative Testing
