![](/olcweb/styles/shared/spacer.gif) | ![How to Design and Evaluate Research in Education Book Cover](/sites/dl/free/0072532491/title/fw_sm.gif) How to Design and Evaluate Research in Education, 5/e Jack R. Fraenkel,
San Francisco State University Norman E. Wallen,
San Francisco State University
Internal Validity
Learning ObjectivesStudying this chapter should enable you to:
Explain what is meant by the term "internal validity." |
![](/olcweb/styles/shared/spacer.gif) | ![](/olcweb/styles/shared/spacer.gif) | ![](/olcweb/styles/shared/spacer.gif) | Explain what is meant by a "subject characteristics" threat to internal validity and given an example of such a threat. |
![](/olcweb/styles/shared/spacer.gif) | ![](/olcweb/styles/shared/spacer.gif) | ![](/olcweb/styles/shared/spacer.gif) | Explain what is meant by a "mortality" threat to internal validity and given an example of such a threat. |
![](/olcweb/styles/shared/spacer.gif) | ![](/olcweb/styles/shared/spacer.gif) | ![](/olcweb/styles/shared/spacer.gif) | Explain what is meant by a "location" threat to internal validity and given an example of such a threat. |
![](/olcweb/styles/shared/spacer.gif) | ![](/olcweb/styles/shared/spacer.gif) | ![](/olcweb/styles/shared/spacer.gif) | Explain what is meant by an "instrumentation" threat to internal validity and given an example of such a threat. |
![](/olcweb/styles/shared/spacer.gif) | ![](/olcweb/styles/shared/spacer.gif) | ![](/olcweb/styles/shared/spacer.gif) | Explain what is meant by a "testing" threat to internal validity and given an example of such a threat. |
![](/olcweb/styles/shared/spacer.gif) | ![](/olcweb/styles/shared/spacer.gif) | ![](/olcweb/styles/shared/spacer.gif) | Explain what is meant by a "history" threat to internal validity and given an example of such a threat. |
![](/olcweb/styles/shared/spacer.gif) | ![](/olcweb/styles/shared/spacer.gif) | ![](/olcweb/styles/shared/spacer.gif) | Explain what is meant by a "maturation" threat to internal validity and give an example of such a threat. |
![](/olcweb/styles/shared/spacer.gif) | ![](/olcweb/styles/shared/spacer.gif) | ![](/olcweb/styles/shared/spacer.gif) | Explain what is meant by a "subject attitude" threat to internal validity and given an example of such a threat. |
![](/olcweb/styles/shared/spacer.gif) | ![](/olcweb/styles/shared/spacer.gif) | ![](/olcweb/styles/shared/spacer.gif) | Explain what is meant by a "regression" threat to internal validity and give an example of such a threat. |
![](/olcweb/styles/shared/spacer.gif) | ![](/olcweb/styles/shared/spacer.gif) | ![](/olcweb/styles/shared/spacer.gif) | Explain what is meant by an "implementation" threat to internal validity and give an example of such a threat. |
![](/olcweb/styles/shared/spacer.gif) | ![](/olcweb/styles/shared/spacer.gif) | ![](/olcweb/styles/shared/spacer.gif) | Identify various threats to internal validity in published research articles. |
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