Transcription of Experimental Research Designs
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Experimental Research Designs
Jones & Bartlett Learning, LLC. NOT FOR SALE OR DISTRIBUTION. 5. C HAPTER. Experimental Research Designs If there is an ideal against which all quantitative Designs are compared, it is the true experiment. In health-related Research , including studies of screening tests, diagnostics, prevention, and therapeutic interventions (DeMets & Fisher, 2008), this takes the form of the randomized clinical trial (RCT). There are many instances, however, in which employ- ing the Experimental design is difficult or impossible, premature, or unethical. For this reason, there are a variety of what are called quasi - Experimental Designs , as well as descriptive and observational Designs .
ing the experimental design is difficult or impossible, premature, or unethical. For this reason, there are a variety of what are called quasi-experimental designs, as well as descriptive and observational designs. The experimental and quasi-experimental designs, along with their strengths and drawbacks, are discussed in this chapter.
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