If the results of an ANOVA test are significant, ________ tests are often used to identify specifically which groups' means are different.

  • Interaction
  • Post-hoc
  • Pre-hoc
  • Tukey
If the results of an ANOVA test are significant, post-hoc tests are often used to identify specifically which groups' means are different. These tests are performed after the ANOVA and help to avoid type I errors when making multiple comparisons.
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