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Unformatted text preview: ed to a recording of only the
women’s portion of the conversations, they also rated them
as warmer, more likeable, etc.
as SFP in a male-female interaction
(Snyder, Tanke, & Berscheid, 1977) 10
Warmth Likeability Confidence How “Powerful” Are SFPs?
What factors (i.e. moderating
variables) determine when SFPs
How large are the changes due to
SFPs? Science vs. Common Sense
Science vs Common
Objective, rigorous data collection
Subjective, biased data collection
Conclusions based on analysis of data
Error can be corrected
No corrective features - error persists Foundations of the Scientific
Method: Theory, Hypothesis, and
Theory: A coherent set of related
principles that explains observed
phenomena Hypothesis: A specific, falsifiable
prediction derived from theory
• Conceptual and Operational definitions
• Issues of reliability and validity
validity Determining Cause & Effect:
The Experimental Approach
Variable •Random assignment + Control of
extraneous variables = Internal Validity
•Representative sample +
Psychological realism = External Valid...
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- Spring '14