Experiments

Experiments - Variable Any characteristic or attribute that...

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Unformatted text preview: Variable Any characteristic or attribute that varies (e.g., gender, income, etc.)  Independent Variable, IV The hypothesized cause of variation in a dependent variable  Dependent Variable (outcome variable), DV They hypothesized effect of variation in an independent variable  Extraneous Variable A variable that is not explicitly included in a hypothesis but has a causal impact on the DV A research study in which participants are randomly assigned to conditions which are identical except with respect to some variable being manipulated at different levels Or, put differently: Manipulate the independent variable in order to observe effects on the dependent variable, while trying to hold constant all extraneous variables The Classic Example Medical research Medicine vs. Placebo  Another Example Does academic status of the author affect the evaluation of an unintelligible text?...
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This note was uploaded on 07/17/2009 for the course SOC 150a taught by Professor Willer during the Spring '09 term at Berkeley.

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Experiments - Variable Any characteristic or attribute that...

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