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| Attrition (Research Studies) | 1 |
| Computation | 1 |
| Educational Research | 1 |
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| Society for Research on… | 1 |
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| Luke Miratrix | 1 |
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Direct linkLuke Miratrix; Ben Weidmann – Society for Research on Educational Effectiveness, 2022
Background/Context: Attrition has been described as "the Achilles Heel of the randomized experiment" (Shadish et al., 1998 p.3). Attrition looms as a threat because it can undermine group equivalence, eroding the methodological strength at the heart of a randomized evaluation. In particular, attrition could result in unobserved…
Descriptors: Educational Research, Statistical Bias, Attrition (Research Studies), Computation
