psc41-11-27-07 - – States the direction of the...

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1 Chapter 8 Threats to Validity Good research hypothesis: – Is a declarative sentence – Identifies at least 2 variables – States an expected relationship between at least 2 variables – States the nature of the relationship
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Unformatted text preview: – States the direction of the relationship – Implies that the predicted relationship can be tested empirically. Testing the Research Hypothesis • Null Hypothesis (Statistical Hypothesis) • Confounding Variable Hypothesis • Causal Hypothesis...
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This note was uploaded on 09/13/2010 for the course PSC 78918 taught by Professor Dawnteearly during the Fall '09 term at UC Davis.

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