In an ANOVA Test, When the Null Hypothesis Is Rejected

Multiple Choice

In an ANOVA test, when the null hypothesis is rejected, we know that at least one of the means is significantly different from the others. In order to find out which mean(s) are significantly different, we must conduct a________.

A) t test.
B) post hoc test.
C) post mortem test.
D) chi square test.