Friedman test for a randomized block design (Minitab): rows = blocks, columns = treatments; ranks within each block, S = 12/(bk(k+1)) Σ Rⱼ² − 3b(k+1), divided by the tie correction 1 − Σ(t³−t)/(bk(k²−1)).
Optional
Friedman test for a randomized block design (Minitab): rows = blocks, columns = treatments; ranks within each block, S = 12/(bk(k+1)) Σ Rⱼ² − 3b(k+1), divided by the tie correction 1 − Σ(t³−t)/(bk(k²−1)).