The assumption of sphericity in repeated-measures designs: What it means and what to do when it is violated
Violating the assumption of sphericity in repeated-measures analysis of variance leads to an inflated Type I error rate. The first portion of this article provides a thorough yet non-technical description of the sphericity assumption and explains why violations of sphericity lead to an inflated Type...
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| Format: | Article |
| Language: | English |
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Université d'Ottawa
2016-09-01
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| Series: | Tutorials in Quantitative Methods for Psychology |
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| Online Access: | http://www.tqmp.org/RegularArticles/vol12-2/p114/p114.pdf |