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EBP Chapter 8 M6
Selecting a Quantitative Research Design
Term | Definition |
---|---|
Control | Elements built into a design to reduce or eliminate interpretations of the cause of the results. These elements induce the use of randomization, manipulation of experimental conditions, and use of comparison groups |
Control Group | The group that does not receive the experimental treatment in an experiment of intervention |
Descriptive study | A study designed to describe the meaning of existing phenomena |
Experimental Group | The group that receives the "new" treatment in an experiment |
External Validity | Refers to the extent to which the results of a study can be generalized from the study sample to the target population |
Internal Validity | Refers to whether the independent variable made a difference |
Qualitative Research | Research directed at the discovery of meaning and underlying philosophical inquiry or psychology/ sociology underpinnings |
Quantitative Research | Research directed at the discovery of relationships and cause and effect. Methods used are based on the scientific method of inquiry |
Randomized Clinical Trial (RCT) | A prospective study evaluating the effectiveness of an intervention/ treatment in a large sample of patients. Essential features of a clinical trial include use of an experimental and control group, randomization, masking of patients and health-care prov. |
Research Design | Set of guidelines by which a researcher obtains answers to questions |