Integrative analysis, or what is coming to be known as meta-analysis, is the integration of the findings of many empirical research studies of a topic. Meta-analysis differs from traditional narrative forms of research reviewing in that it is more quantitative and statistical. Thus, the methods of meta-analysis are merely statistical methods,…

A dozen different approaches that yield 13 reliability indices for criterion-referenced tests were identified and grouped into three categories: threshold loss function, squared-error loss function, and domain score estimation. Indices were evaluated within each category. (Author/RL)

This working paper contains the overheads used in a seminar designed to introduce some basic concepts of statistics to nonstatisticians. The seminar has been presented on several occasions. The first part of the seminar, and the first set of overheads, deals with the essentials of statistics, including: (1) population, sample, and inference; (2)…

It is suggested that much thought should be given to choosing an appropriate computer language for an institutional research office, considering the sophistication of the staff, types of planned application, size and type of computer, and availability of central programming support in the institution. For offices that prepare straight reports and…

This paper presents an introduction to basic concepts of educational research for preschool, elementary, and secondary teachers at the Escuela Internacional Sampedrana (EIS) in Honduras who expressed interest in pursuing graduate education in the United States. EIS is a private bilingual (Spanish-English) K-12 school in Honduras. In the first part…

The 19 chapters of this text on assessment in special education are divided into two parts. Part 1 discusses basic concepts in assessment in special education. Part 2 addresses the special education process by describing steps in the assessment continuum. Individual chapters examine the following topics: (1) an introduction to assessment; (2)…