49 entries under research topic. ×

7
data collection method(expression, study, type)
7
dependent variable(expression, study, type)
7
descriptive-longitudinal case study(expression, study, type)
7
independent variable(expression, study, type)
7
research problem(expression, study, type)
7
review type(expression, study, type)
7
statistical analysis plan(expression, study, type)
5
review(noun, type, design, collection)
4
case-control study(expression, design, collection)
4
case-study(noun, design, collection)
4
experiment with random assignment(expression, design, collection)
4
field experiment(expression, design, collection)
4
literature review(expression, design, collection)
4
meta-analysis(noun, design, collection)
4
naturalistic observation(expression, design, collection)
4
observational study(expression, design, collection)
4
quasi-experiment(noun, design, collection)
4
survey(noun, design, collection)
4
systematic review(expression, design, collection)
3
case study(expression, type, design, flexible)
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APASmart Define. (1970). research design thesaurus. Retrieved September 28, 2026, from https://smartdefine.org/research_design/thesaurus/narrower
ChicagoSmart Define. 1970. "research design thesaurus" https://smartdefine.org/research_design/thesaurus/narrower (accessed September 28, 2026).
HarvardSmart Define 1970, research design thesaurus, Smart Define, viewed 28 September, 2026, <https://smartdefine.org/research_design/thesaurus/narrower>.
MLASmart Define. "research design thesaurus" 1 January 1970. Web. 28 September 2026. <https://smartdefine.org/research_design/thesaurus/narrower>