I understand that the null hypothesis (Ho) states: My = M2= Mg (that states the treatment conditions have no effect on performance) and the alternative hypothesis (H) states: There is at least one mean difference among the populations that indicates:_________ Choose one not both) from the following specific words rather than using general words: There is a real treatment effect, OR There is insufficient evidence of an effect.) 2. I understand that post hoc tests (or posttests) are hypothesis tests done after an ANOVA to determine which: _____ are significant and which are not. Choose one (not both) from the following specific words rather than using general words: mean differences, OR: standard deviation differences.)