“…'s -yield sharp bounds, see for example Bahadur and Rao (1960), Bennett (1962), Chernoff (1952), Dawson and Sankoff (1967), Dupacova (1980Dupacova ( , 1987, Galambos (1977), Godwin (1955), Hoeffding (1963), Huang, Ziemba and Ben-Tal (1977), Kall and Stoyan (1982), Kankova (1977), Klein Hanev.eld (1985, Kwerel (1975), Madansky (1960), M6ri and Sz6kely (1985), Okamoto (1958), Percus and Percus (1985), Platz (1985), Pint6r (1985), Prohorov (1959), Sathe, Pradhan and Shah (1980), Seppala (1975), Sinha (1963), Sz~ntai (1985) and Yudin (1980). In this paper -based on several cited references -mean/ range, mean/variance and mean/variance/range approximations will be given.…”