The robust version uses the Wilcoxon-Mann-Whitney test, otherwise a t-test will be performed.
onesamp.marginal(data, robust, alternative, psi0)
A numeric vector containing the unadjusted pValues
MuToss-Coding Team
the data set
a logical variable indicating whether a t-test or a Wilcoxon-Mann-Whitney test should be used.
a character string specifying the alternative hypothesis,
must be one of two.sided
, greater
or less
a numeric that defines the hypothesized null value
Wilcoxon, F. (1945). Individual Comparisons by Ranking Methods. Biometrics Bulletin 1:80-83. Mann, H. and Whitney, D. (1947). On a test of whether one of two random variables is stochastically larger than the other. Annals of Mathematical Statistics 18:50-60 Student (1908). The probable error of a mean. Biometrika, 6(1):1-25.