February 28, 2017

Homework Help: Research and Evaluation

Posted by Momof8 on Monday, November 1, 2010 at 2:32pm.

Am I reading this right?
Internal validity refers to the extent to which a test measures what we actually do; Validity examines whether the conclusion that we draw about a demonstrated experimental relationship truly implies cause; and External validity examines if an observed causal relationship generalizes across persons, settings, and times.

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