Programs that improve teaching effectiveness represent a core strategy to improve student educational outcomes and close student achievement gaps. This article compiles empirical values of intraclass correlations for designing effective and efficient experimental studies evaluating the effects of these programs. The Early Childhood Longitudinal…

Valid and reliable measurements of teaching quality facilitate school-level decision-making and policies pertaining to teachers. Using nearly 1,000 word-to-word transcriptions of fourth- and fifth-grade English language arts classes, we apply novel text-as-data methods to develop automated measures of teaching to complement classroom observations…

A critical guide is offered regarding ethnographic evaluation data: the analytical descriptions or reconstructions of intact cultural scenes and groups which delineate the shared beliefs, practices, artifacts, folk knowledge, and behaviors of some group of people. (PN)

Problems that face evaluators, including field based evaluations, are discussed. The author states that open communication, access to data, and an ability to be accepted are paramount; knowledge of randomness, robustness and homoscedasticity may be secondary. (Author/PN)

The methodology associated with the California Study of Elementary Mathematics is examined. The article includes an overview of state policy and a description of participants and data collection procedures at the state, school district, school, and classroom levels, including methods used to collect data for development of case studies. (TJH)

Highlights lessons learned by a national organization, the Council of Chief State School Officers, in building an education indicator system in cooperation with federal and state education agencies. Issues emphasized are (1) the role of consensus; (2) production of indicators through a cooperative data system; and (3) reporting methods. (SLD)

The extent to which students with disabilities are represented in national data collection programs was investigated by reviewing nine such programs that are receiving attention in current educational reform initiatives. Results suggest that 40-50% of students with disabilities are excluded from these prominent data collection programs. (SLD)