This pretest report on the National Head Start Evaluation Project gives data on ethnicity and ages of children enrolled in four Head Start centers in Oklahoma, New Mexico, and Arizona, and describes the present status of evaluation at these centers. Completed pretests, proposed evaluation instruments, and available pretest data are presented.…

In Study 1, upper-division university students took the Witkin Group Embedded Figures Test. Neither race nor sex differences were found. In Study 2, Black and Euro-American freshmen completed that test, a modified Kohs Black Design Test, and the WAIS Picture Completion Test. Racial differences on embedded figures appeared. (Author/SJL)

Compared alternate forms of the Peabody Picture Vocabulary Test-Revised for (N=72) preschool children. Results indicated differences between Form L and Form M mean scores were nonsignificant for Whites, males, females, and the total group. For Black preschoolers, Form L was apparently more difficult to complete successfully than Form M. (Author)

This study evaluated whether or not locus of control mediates rational-irrational beliefs. Data were generated investigating the impact of an internal-external orientation and selected demographic variables (age, race, gender, education, and occupation) on rational-irrational beliefs. Independent variables were locus of control and demographic…

Group comparisons for male, female, majority, and minority students were conducted for the Test of Standard Written English (TSWE). Data for two academic years and from 18 different institutions were analyzed by pooling data across institutions within each of the academic years. Analyses of data from the first academic year focused on…

The phenomenon of simultaneous differential item functioning (DIF) amplification and cancellation and the role of the SIBTEST computer program in detecting it were studied. A variety of simulated test data was generated for this purpose. In addition, the following real test data were used: (1) American College Testing program data for 2,115 males…

This study of 570 (309 men and 261 women aged 16 to 60 years) undergraduate students in a small, regionally accredited, Southern church-related college was conducted to determine whether or not the Scholastic Aptitude Test (SAT) is a valid predictor of academic success for students who entered college late in life (after age 30 years). Data…

A detailed analysis was conducted of the difficulty over time of the essay prompts for the English Composition Achievement Test (ECT) with Essay of the College Board. Differential difficulty was explored by considering whether the relationship between the reference groups of male and white students and the focal groups (female, American Indian,…

This paper studies whether examinee characteristics are systematically related to mode effect across paper and computer versions of the same instrument, using data from the Graduate Record Examination (GRE) of the Educational Testing Service in its Computer-Based Testing Pilot Study of 1991. The following characteristics of 1,114 examinees were…

Use of item response theory (IRT), the delta plot method, and Mantel-Haenszel techniques to assess differential item functioning (DIF) across racial and gender groups associated with the Maryland Test of Citizenship Skills (MTCS) is described. The objective of this research was to determine the: effect of sample size on results from these three…

The predictive validity of the revised Graduate Record Examination Analytical Test (GRE-A) was compared with the experimental form of the GRE-A, in terms of graduate school admissions as well as advancement to Ph.D. candidacy decisions. Prior to 1974 the Graduate Record Examination included just a verbal and a quantitative test; in 1974 it was…

Differential item functioning (DIF) methodology for revealing sources of item difficulty and performance characteristics of different groups was explored. A total of 150 Scholastic Aptitude Test items and 132 Graduate Record Examination general test items were analyzed. DIF was evaluated for males and females and Blacks and Whites. (SLD)

A substantially revised Medical College Admission Test (MCAT) was introduced in spring 1991. The new examination is designed to assess critical thinking skills, basic concepts and problem solving facility in science, and writing skills. This paper reports preliminary findings on the factor structure of the revised MCAT, which consists of four…

The relationship between gender and the race/geographic area of students and their Scholastic Aptitude Test (SAT) score gains after participation in one of two test preparatory programs was studied. Black (n=181) and native-born Appalachian white (n=67) high school juniors were selected on the basis of high scores on the California Achievement…