title: A comment on the use of Nass's contingency test for random association of alleles at different loci.
abstract: A chi 2 test developed by Nass (1959) and recently used by Ahmad and Hedrick (1985) for the detection of non-random association between alleles of different loci is very sensitive to misclassification of genotypes.
mesh_terms: D000483:Alleles; D000818:Animals; D049872:Bivalvia / Q000235:genetics*; D008433:Mathematics; D008957:Models, Genetic