05_ExpMethods_1 - What is an experiment? Defining...

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What is an experiment? Defining variables. Other important aspect. Advantages/disadvantages What threats can interfere with outcomes? Comparing different experiments Our ethical obligations
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Controlled procedure where the experimenter: manipulates the independent variable. measures the effects of this manipulation on the dependent variable Experimental methods
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Independent variables The experimental factor that is being manipulated. The variable whose effect is being studied
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Dependent variables The experimental “result” that is being measured. The variable that may change in response to the manipulations of the independent variable.
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Important aspects of experiments Control Conditions A comparison condition in which subjects are not exposed to treatments. Random Assignment Everyone has equal opportunity of being in any of the possible conditions.
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05_ExpMethods_1 - What is an experiment? Defining...

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