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Home Q & A Board Science-Related Homework Help Psychology
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Bisla Bisla
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9 years ago
If research participants are assessed with a particular questionnaire early in a study, but the researchers change the questions for later assessment so participants can’t simply repeat answers, what potential thread to internal validity would be at work here?
a.  instrumentation.
b.  testing.
c.  selection.
d.  history.
Textbook 
Introduction to Behavioral Research Methods

Introduction to Behavioral Research Methods


Edition: 6th
Author:
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sulmaeatersulmaeater
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9 years ago
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Bisla Author
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#2
9 years ago
Problem solved. Thank you so much.
wrote...
#3
9 years ago
My pleasure.
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