“…The results have implicated environmental and family background factors including low socioeconomic level , large family size, established patterns of dropping out in parents and siblings, and non-intact families (Bachman, 1972;Tseng, 1972;Kowalski & Cangemi, 1974;Lloyd, 1976;Hewitt & Johnson, 1979;Hill, 1979;Mare, 1980), individual student characteristics including race, gender, IQ, and achievement level (Cervantes, 1965;(;ombs & Cooley, 1968;Kowalski & Cangemi, 1974;Lloyd, 1976;Kaplan & Luck, 1977;Hammontree, 1978;Stoughton & Grady, 1978;Hill, 1979;Howell & Frese, 1982;Rumberger, 1983), and grade retentions and high absence rates (Schrieber, 1962;Curley, 1971;Dean, 1973;Kowalski & Cangemi, 1974;Kaplan & Luck, 1977;Mahood, 1981).…”