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| Disabilities | 1 |
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| Remedial and Special… | 1 |
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| Hallahan, Daniel P. | 1 |
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Peer reviewedHallahan, Daniel P.; And Others – Remedial and Special Education (RASE), 1986
To examine how consistently categories are defined and identification procedures are followed, the study compared variability of prevalence rates from state to state for each of the categories of special education. With effects of the size of means controlled for, the higher prevalence categories were no more variable as a group than lower ones.…
Descriptors: Differences, Disabilities, Disability Identification, Incidence
