Fisher’s Pairwise Comparisons

Fisher's pairwise comparisons

Family error rate = 0.119

Individual error rate = 0.0500

Critical value = 2.074

Intervals for (column level mean) - (row level mean)

A B

B -3.327

0.077

P -4.515 -2.890

-1.207 0.418

Now we set the individual error rate (alpha) and see

the overall error rate.

95% confidence on each

corresponds to 88.1% confidence overall