2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/152961We prove the following conjecture of Narayana: there are no dominance refinements of the Smirnov two-sample test if and only if the two sample sizes are relatively prime.Combinatorics05A17Proof of a conjecture of Narayana on dominance refinements of the Smirnov two-sample testtext