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| Roberts, Sarah Jane | 1 |
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Download full textRoberts, Sarah Jane – 1978
This guide explains the concept of out-of-level testing and suggests a formula for estimating the occurrence of floor effects and ceiling effects, within the context of models for evaluating Elementary Secondary Education Act (ESEA) Title I programs. An analogy explains floor and ceiling effects as if test items are stored in different levels in a…
Descriptors: Achievement Tests, Difficulty Level, Educational Testing, Elementary Education
