เปรียบเทียบวิธี

	การสำรวจเชิงสัมพันธ์แบบกลุ่มตัวอย่างต่อเนื่อง	การสำรวจเชิงสัมพันธ์
สาขาวิชา	การออกแบบการวิจัย	การออกแบบการวิจัย
ตระกูล	Process / pipeline	Process / pipeline
ปีกำเนิด	1940s onward (panel survey); relational survey as standard practice by mid-20th century	Mid-20th century onward (systematised ~1960s–1990s)
ผู้ริเริ่ม	Rooted in panel survey traditions systematized by Paul Lazarsfeld (1940s) and relational survey methodology codified by Kerlinger, Babbie, and de Leeuw	Established in educational and social science research methodology; systematised by Fraenkel & Wallen and others
ประเภท	Quantitative observational longitudinal survey design	Quantitative non-experimental survey design
แหล่งต้นตำรับ	de Leeuw, E. D., Hox, J. J., & Dillman, D. A. (Eds.). (2008). International Handbook of Survey Methodology. Lawrence Erlbaum Associates / Taylor & Francis. ISBN: 978-0805857535	Fraenkel, J. R., Wallen, N. E., & Hyun, H. H. (2009). How to Design and Evaluate Research in Education (8th ed.). McGraw-Hill. ISBN: 978-0073525748
ชื่อเรียกอื่น	longitudinal relational survey, panel relational study, repeated-measures correlational survey, panel correlational design	correlational survey, associational survey, relationship survey design, relational descriptive survey
ที่เกี่ยวข้อง	4	4
สรุป	A panel-based relational survey is a quantitative design that recruits the same group of respondents and surveys them at two or more time points to examine how variables relate to, predict, or co-vary with one another over time. By combining the relational goal of uncovering associations among variables with the panel structure of repeated measurement from a stable sample, the design enables researchers to track how relationships evolve, test directional hypotheses about predictors and outcomes, and distinguish within-person change from between-person differences.	Relational survey research is a quantitative, non-experimental design that gathers structured self-report data from a sample and examines the statistical associations among two or more variables. Unlike purely descriptive surveys, which only characterise distributions, relational surveys ask whether and how strongly variables co-vary — providing evidence of relationships without manipulating conditions or establishing causation.