Description Usage Arguments Details Value Author(s) See Also
Methods which implement and run a group test statistic for
a class inheriting from groupStats
class. See Details section
for a description of each method.
1 2 3 4 5 6 | GOFisherTest(object)
GOKSTest(object)
GOtTest(object)
GOglobalTest(object)
GOSumTest(object)
GOKSTiesTest(object)
|
object |
An object of class |
GOFisherTest: implements Fischer's exact test (based on contingency
table) for groupStats
objects dealing with "counts".
GOKSTest: implements the Kolmogorov-Smirnov test for groupStats
objects dealing with gene "scores". This test uses the ks.test
function and does not implement the running-sum-statistic test based
on permutations.
GOtTest: implements the t-test for groupStats
objects dealing
with gene "scores". It should be used when the gene scores are
t-statistics or any other score following a normal distribution.
GOglobalTest: implement Goeman's globaltest.
All these methods return the p-value computed by the respective test statistic.
Adrian Alexa
groupStats-class
,
getSigGroups-methods
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