PSY 254 Lecture Notes - Lecture 1: Dependent And Independent Variables
24 Oct 2016
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Strengths: people will feel it easier to be honest if anonymous. Can get data from a lot of people for not a lot of money. Online surveys, same people may take it over again. Relationship between two variables but tells nothing about cause and effect. Direction positive or negative, strong or weak. ex) +. 02 = weak positive. Curvilinear- examples of a u or v graph. Ex) studying too much or too little, age and height, age and healthcare. Experimenter creates cause and measures the effect. A clear description of how the variable can be measured in such a way quantitatively (according to numbers) Deception- sometimes you may have to manipulate the variable in order to get the results needed/necessary.
