A new line of research has emerged that examines the prevalence rates of mixed methods within disciplines in the social/behavioral sciences. Research presented in this article is unique in that it examines prevalence rates across multiple disciplines using an established cross-disciplinary classification scheme. Results indicate that there are…

This paper provides a framework for developing sampling designs in mixed methods research. First, we present sampling schemes that have been associated with quantitative and qualitative research. Second, we discuss sample size considerations and provide sample size recommendations for each of the major research designs for quantitative and…

In applied and experimental research, it has been demonstrated that the extreme groups procedure is more powerful than the standard correlational approach for some values of the correlation and extreme group size. Methods are provided for using the covariance information that is usually discarded in the classical extreme groups approach.…

This document answers the question, "What has been learned about evaluation methodology from the decade of compensatory education"? Ten issues dealing with the evaluation of Title I were identified within a general theoretical framework of evaluation. For each issue it was the aim of this document to do the following: 1)to clarify the…

This review addresses several key issues in research on the potential relationship between programing language instruction and problem solving. Issues associated with problem-solving theory, expertise, transfer of training, treatment-related issues, language-related issues, and sampling are considered. Treatment-related and language-related issues…

The Texas Poll of Elementary School Teachers was a statewide telephone survey designed to accurately describe the current science teaching practices in Texas public elementary schools, and the extent to which these elementary teachers feel prepared for the task. This paper focused on the survey sampling procedures and questionnaire design used in…

People who care about young people are aware of the serious problems caused by underage alcohol use. They should also be aware that there are many effective strategies for reducing underage drinking, and every state and community should be using these strategies. The "Guide to Conducting Youth Surveys" provides information about one important tool…