Define internal validity and external validity

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Reference no: EM133896892

Questions

1. In your own words, define internal validity and external validity.

2. List the threats to internal validity described in your text book.

3. List 3 factors to consider when assessing the external validity of a study. You may find it helpful to review the text chapter as well as the Hitchcock article.

4. List one potential threat to internal validity in the article. Explain your rationale using citations from the course content.

5. List one potential concern related to external validity in the article. Explain your rationale using citations from the course content.

Reference no: EM133896892

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