The Solomon four-group design (R. Solomon, 1949) is a very useful experimental design to investigate the main effect of a pretest and the interaction of pretest and treatment. Although the design was proposed half a century ago, no proper data analysis techniques have been available. This paper describes how data from the Solomon four-group design…

The New York City Public Schools Office of Research, Evaluation, and Assessment annually evaluates the PCEN Math Skills Program. Evaluation objectives were devised to avoid additional testing by using tests already in place in the High School Testing Program as evaluation instruments. Objectives are that at least 50 percent of full-year program…

The Office of Research, Evaluation, and Assessment of the New York City Public Schools evaluates the Chapter 1 Math Skills program annually. Objectives, which were set by the Division of High Schools, are that at least 50 percent of full-year program participants will demonstrate a normal curve equivalent (NCE) gain of at least 1 unit as measured…

Utah's migrant education program provided educational services to 1,027 K-12 students in programs at 10 sites during the summer of 1988. Nine of the programs were conducted in the summer only and one was conducted year round. Programs ranged in duration from 28 to 50 days. Students were provided with academic basics as well as cultural,…

The Office of Research, Evaluation, and Assessment of the New York City public schools annually evaluates the AIDP English Instructional Services (EIS) program in reading and writing. Tests already in place in the High School Testing program are used as evaluation instruments. Program objectives include normal curve equivalent (NCE) gains of at…

The Office of Research, Evaluation, and Assessment of the New York City Public Schools annually evaluates the PCEN English-as-a-Second-Language (ESL) program. Tests already in place in the High School Testing program are used as evaluation instruments. Objectives are that at least 50 percent of program participants will show a positive difference…

In the spring of 1992, all students in the elementary schools and middle schools of the Cherry Creek Schools (Colorado) participated in Read-On Write-On (ROWO). A random sample of 20 percent of the 3,542 papers from grades 1-8) from each school was collected and sent to the Assessment and Evaluation Office for scoring. Each paper (above grade 1)…