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Download full textSchochet, Peter Z. – National Center for Education Evaluation and Regional Assistance, 2008
This report presents guidelines for addressing the multiple comparisons problem in impact evaluations in the education area. The problem occurs due to the large number of hypothesis tests that are typically conducted across outcomes and subgroups in these studies, which can lead to spurious statistically significant impact findings. The…
Descriptors: Guidelines, Testing, Hypothesis Testing, Statistical Significance
