3600pp4 - Chapter 4: Studying Behavior Variables General...

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Chapter 4: Studying Behavior Variables General class or category within which specific instances vary Characteristics of people, situations, and behavior Must have 2 or more levels Dress Attractiveness Operational Definition Precise definition of your variables Fast cars get more tickets The effects of crowding on aggression in rats Relationships Between Variables How variables go together Allows for prediction TV violence and aggression Range from .00 to 1.00 Can be positive or negative Positive Relationship aka direct relationship As the value of one variable increases, so does the value of the other Consumption of ice cream and violence in New York City Negative Relationship aka inverse relationship
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As the value of one variable increases, the value of the other decreases Smoking and grades in college Curvilinear Relationship As the value of one variable increases, the value of the other increases and decreases Light brightness and work productivity No Relationship Increases or decreases in the value of one variable are not associated with the other
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3600pp4 - Chapter 4: Studying Behavior Variables General...

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