A note describing an error that may occur in a posteriori testing, particularly when the original analysis of variance produces an F ratio that is just barely significant and the computer print out of the analysis does not provide the means that were used in the program.
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References
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Fisher, R. A.The design of experiments. Edinburgh, Oliver and Boyd Limited, 1949.
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Scheffé, H.A method for judging all contrasts in the analysis of variance. Biometrika, 1953, 40, 87-104.
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Tukey, J. W.The problem of multiple comparisons . Ditto, Princeton University, 396 pp., 1953.
