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Unit 6b: Inadequate Designs and Design Criteria

Turkish Delight - Narnia. http://movies.radiofree.com/photos/the_lion_the_witch_and_the_wardrobe_08167.jpg. Unit 6b: Inadequate Designs and Design Criteria. Studying faulty designs. helps researchers design better studies by knowing what pitfalls to avoid.

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Unit 6b: Inadequate Designs and Design Criteria

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  1. Turkish Delight - Narnia http://movies.radiofree.com/photos/the_lion_the_witch_and_the_wardrobe_08167.jpg Unit 6b: Inadequate Designs and Design Criteria Unit 6b CA517

  2. Studying faulty designs • helps researchers design better studies by knowing what pitfalls to avoid. http://www.cognitive-edge.com/blogs/dave/Polar%20bear.png Unit 6b CA517

  3. Do they measure what they’re supposed to measure? • Faulty designs are discussed in terms of internal validity. • Validity: Measures what it’s supposed to measure. Unit 6b CA517

  4. Application Example • Design an experimental study using one or both of these commercials. • http://www.youtube.com/watch?v=EsOHk0JuHuY • http://www.youtube.com/watch?v=xIk7Q_DJIgQ Unit 6b CA517

  5. External validity • Concerned with how strong a statement the experimenter can make about the generalizability of the results of the study. Unit 6b CA517

  6. If you haven't already done so, go to the Protecting Human Research Participants Certification site. The process will take about 2-3 hours. Let’s do it now.http://phrp.nihtraining.com/users/login.php Info from Kerlinger & Lee and Sumser texts. Photos from www.waynelynch.ca/biography.html http://aprn.org/wp-content/uploads/2008/05/polarbearcubs.jpg http://www.sciencedaily.com/images/2008/05/080508132549.jpg http://cache.daylife.com/imageserve/07H86oV5604RD/610x.jpg Microsoft and AllPosters.com End Unit 6b CA517

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