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10 Cards in this Set
- Front
- Back
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2 Types of Statistics
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1) Descriptive
2) Inferential |
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Descriptive Statistics
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summarize and describe the variability in the behavior
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Inferential Statistics
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infer reliability and generalizability of one's findings.
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Variance
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an indication of how tightly or loosely a set of scores clusters around the mean of the scores.
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Total Variance
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Systematic Variance+Error Variance
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Systematic Variance
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the part of total variability in a participant's behavior that is related in a orderly predictable fashion to the variables that are being investigated
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error variance
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variance that is unaccounted for
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2 ways to minimize error variance
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1) control for variables
2) be very specific w/ variables and instructions |
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Cohen's Effect Sizes, association, S,M,L
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~.01- small
~.06- med >.15- large |
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Meta-Analysis
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a procedure used to analyze and integrate the results from a large set of individual studies.
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