Types of Study Designs

Looking at a studies design helps to determine internal validity and causality of said study. It explains simply what you did and to whom you did it.The design of the study looks at the number of groups and measurements, the independent and dependent variables, and whether the sample was randomly assigned.

The researcher can enhance internal validity by having a comparison group and a control group. Furthermore, randomly selecting and assigning participants can increase internal validity and reduce selection bias.

 

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The Economy and Social Work PowerPoint Presentation

presentation that I completed at Eastern Washington University for one of my social work classes.  You can read the article.  It is a policy review and a look at how the economic down turn affected social service agencies.

 

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