Porovnat metody
Prohlédněte si vybrané metody vedle sebe; řádky, které se liší, jsou zvýrazněny.
| Jednoduchý experimentální design s předtestem a dotestem se zaslepením účastníků× | Experimentální design s předtestem a dotestem× | |
|---|---|---|
| Obor | Plánování experimentů | Plánování experimentů |
| Rodina | Process / pipeline | Process / pipeline |
| Rok vzniku≠ | 1963 (systematic codification); blinding in use from early 20th century | 1963 (formalized in Campbell & Stanley) |
| Tvůrce≠ | Campbell & Stanley (codified); blinding practice has earlier roots in clinical research | Donald T. Campbell and Julian C. Stanley |
| Typ≠ | Controlled experimental design with partial blinding | Experimental / quasi-experimental research design |
| Původní zdroj | Campbell, D. T., & Stanley, J. C. (1963). Experimental and Quasi-Experimental Designs for Research. Rand McNally. link ↗ | Campbell, D. T., & Stanley, J. C. (1963). Experimental and Quasi-Experimental Designs for Research. Rand McNally. link ↗ |
| Další názvy | single-masked pretest-posttest design, participant-blind pretest-posttest, single-blind before-after design, SB-PP design | pretest-posttest design, before-after design, pre-post design, two-wave experimental design |
| Příbuzné≠ | 6 | 5 |
| Shrnutí≠ | The single-blind pretest-posttest experimental design combines two protective strategies: measuring outcomes both before and after treatment to quantify change, and keeping participants unaware of which condition they are in. This pairing controls for preexisting group differences and expectancy-driven response bias, making it a practical middle ground between fully open-label and double-blind trials in behavioral and health research. | The pretest-posttest experimental design measures participants on the outcome variable before and after treatment, typically with random assignment to treatment and control groups. The difference between pre- and post-scores isolates the treatment effect from baseline variation, making this one of the most widely used frameworks in experimental and quasi-experimental research across education, psychology, medicine, and the social sciences. |
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