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| Data Analysis | 1 |
| Educational Assessment | 1 |
| Instructional Programs | 1 |
| Measurement Objectives | 1 |
| Program Effectiveness | 1 |
| Program Evaluation | 1 |
| Program Validation | 1 |
| Research Problems | 1 |
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| American Educational Research… | 1 |
Author
| Porter, Andrew C. | 1 |
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| Journal Articles | 1 |
| Reports - Research | 1 |
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Peer reviewedPorter, Andrew C.; And Others – American Educational Research Journal, 1978
The estimation of the "size of effect" of educational programs is a difficult problem in program evaluation. It is argued that the intentions of the program and the nature of the measures must be known in order to estimate program effects. (JKS)
Descriptors: Data Analysis, Educational Assessment, Instructional Programs, Measurement Objectives
