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Over 1,000 research methods ebooks, articles, case studies, and videos from Sage and other sources provide guidance on the process for conducting qualitative and quantitative research (e.g. research design, interviewing, focus groups, regression analysis, models, advanced statistics).

Thousands of test instruments (including aptitude tests, personality scales and cognitive functioning measures, surveys and other assessments), as well as descriptive information about tests that were developed for research but not made commercially available (i.e. unpublished tests). 50% of entries contain the actual test. Produced by the American Psychological Association (APA). Coverage: 1910-present.