In theEuropa League knockout phase playoffs, AZ Alkmaar, Fenerbahce, and Ajax enjoyed solid victories. AS Roma was reduced to 10 men but held on for a 1-1 draw against Porto, while Ricky van Wolfswinkel scored in stoppage time to give Twente a 2-1 win over Bodo/Glimt. Kai Havertz is...
− yj. ≥ Dα s2r n (2) where Dα is the Duncan test's critical value for a given number of differences and at the residual degree of freedom, n is the total number of observations, sr is the standard error of the mean difference and |yi. − yj. is the distance in rank ...