Non-central t distribution and the power of the t test : A rejoinder

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作者
Cousineau, Denis [1 ]
Laurencelle, Louis [2 ]
机构
[1] Univ Montreal, Montreal, PQ, Canada
[2] Univ Quebec, Trois Rivieres, Ste Foy, PQ, Canada
来源
TUTORIALS IN QUANTITATIVE METHODS FOR PSYCHOLOGY | 2011年 / 7卷 / 01期
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摘要
Non-central t distribution needed for assessing the power of the t test is described. Three approximations are compared and their merits discussed in regard to simplicity and accuracy.
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