A manual on sampling is presented to assist audit and program reviewers, project officers, managers, and program specialists of the U.S. Office of Student Financial Assistance (OSFA). For each of the following types of samples, definitions and examples are provided, along with information on advantages and disadvantages: simple random sampling,…

This booklet provides some systematic guidelines for assisting educational planners to discriminate between high-quality educational research and research that should not be relied on for decision making. The guidelines focus on educational research studies that employ either experimental or survey-research methodologies. A checklist is presented…