...than one another, a two-tailed test should be performed. This test will assess if the mean of an experimental...tests, referred to as post-hoc analysis, must be performed. These will be discussed later.
One and two-way...within your ANOVA/ANCOVA analysis. If you have performed a MANOVA/MANCOVA and want this information, multiple...multiple ANOVAs/ANCOVASs must be performed first, and then post hoc tests can be run on these tests.
...can reduce the family-wise error rate by only performing the comparisons you really care about. Family-wise... positive occurring when many comparisons are performed. For example, if your alpha is set at .05, then...test will be incorrect. If you have 5 samples and perform every pairwise comparison (10 in total), your likelihood...