Experimental study of populations. Most experimental studies allocate and compare treatments between individual subjects, but it is also possible to carry out ...
由 JN Zurita-Cruz 著作 · 2018 · 被引用 20 次 — Experimental studies are used to assess the efficacy and effectiveness of therapeutic (pharmacological or surgical), preventive (such as vaccination or ...
Unlike a descriptive study, an experiment is a study in which a treatment, procedure, or program is intentionally introduced and a result or outcome is observed ...
Experimental research establishes a cause-effect relationship by testing a theory or hypothesis using experimental groups or control variables. In contrast, ...