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Diana55 Diana55
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7 years ago
________ threats to internal validity refer to any events or influences beyond those of the researcher that occur during the experiment and have the potential to affect the experimental outcome.
A) Testing
B) Mortality
C) Premeasurement
D) Researcher bias
E) Historical
Textbook 
Advertising Research: Theory and Practice

Advertising Research: Theory and Practice


Edition: 2nd
Author:
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6l46l4
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Diana55 Author
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#2
7 years ago
I had been looking for this, really helped me out
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