Five treatments, ten pairs

Topic: Analysis of variance examples · more questions on this topic
‹ Haemoglobin and sickle-cell type

Five treatments are compared in pairs after a significant analysis of variance, so there are \binom{5}{2}=10 comparisons. The familywise level is 0.05. What significance level does the Bonferroni correction give each pair?

Worked answer (click to show)

Each of the 10 pairs is tested at level 0.05/10=0.005.