A list with class "aTest" containing the following components:
test statistics stat, critical value critical.value and the result of
the test result, i.e. whether the additivity hypothesis has been rejected.
Arguments
data
data matrix
alpha
level of the test
critical.value
result of critical.values function, see Details
Details
The critical value can be computed in advance and given in the parameter critical value.
If not a function critical.values is called to do that.
References
Tukey, J.W.: One Degree of Freedom for Non-additivity, Biometrics5,
pp. 232--242, 1949.