A statewide survey of ITED testing programs was conducted to provide more useful materials to test users, better services to Iowa high schools, and to enable high schools to improve the effectiveness of their ITED programs. A two-part questionnaire was developed and sent to the testing directors of 429 public and private high schools in November,…

The validity of criterion-referenced interpretations of the proficiency scales of the National Assessment of Educational Progress (NAEP) is discussed. A major goal of the NAEP scales is to describe student achievement in specific content areas from grade 3 (age 9 years) through grade 11 (age 17 years). The numerical values for NAEP scales are…

The scales of the National Assessment of Educational Progress (NAEP), as constructed, do not yield meaningful criterion-referenced interpretations. Poorly defined NAEP goals and the present knowledge base do not allow the measurement of what examinees can and cannot do. Inappropriate interpretations of NAEP data are discussed, with specific…

Gender differences in achievement were studied in five academic areas: (1) vocabulary; (2) language usage; (3) reading; (4) mathematics problem solving; and (5) using sources of information. Standardized achievement test scores for a sample of 3,002 students (1,642 females and 1,360 males) who were tested in each of 10 consecutive years, grades 3…