The effect of item context on differential item performance based on gender on mathematics test items was studied, using 404 male and 375 female adults. The analyses were based on a modified one-parameter item response theory methodology. Gender differences emerged; however, they may be due to chance. (TJH)

This report contains 11 tables and 5 figures documenting the results for the General Educational Development (GED) tests in 1992. The tables provide information on the following: testing volumes; percent tested by age group; credentials issued by age group; testing by language; testing by special editions and adaptations; highest grade completed;…

This report contains 13 tables and 13 figures documenting the results for the General Educational Development (GED) tests in 1994. The tables and figures provide information on the following: GED participation and credentials issued--percent change from 1993 to 1994; testing volumes; percent tested by age group; credentials issued by age group;…

This report contains 12 tables and 12 figures documenting the results for the General Educational Development (GED) tests in 1993. The tables and figures provide information on the following: testing volumes; percent tested by age group; credentials issued by age group; testing by language; testing by special editions and adaptations; highest…