Test for an interaction in two-way ANOVA table by the Mandel test.
level of the test
The critical value can be computed in advance and given in the parameter
If not a function
critical.values is called to do that.
A list with class "
aTest" containing the following components:
stat, critical value
critical.value and the result of
result, i.e. whether the additivity hypothesis has been rejected.
Mandel, J.: Non-additivity in Two-way Analysis of Variance, Journal of the American Statistical Association 56, pp. 878–888, 1961.
Mandel test on 5% alpha-level: Test statistic: 8.668 Critival value: 3.007 The additivity hypothesis was rejected.
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