“…A number of researchers have used similar methods in order to compare some of the variants of X 2 and the Fisher Exact Test in the case of Model I1(Berkson, 1978;Conover, 1974;Garside & Mack, 1976; Liddell, 1976; Overall, 1980~;Overall, Rhoades & Starbuck, 1987;Overall & Starbuck, 1983; E. S Pearson, 1947;Rhoades & Overall, 1982;. Upton, 1982).…”