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Topics include - Intro, Methodology, Ethical guidelines and Data Collection
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Ways of minimising extraneous variables and confounding variable - Random allocation of participants
This requires that every person in the population has an equal chance of being selected. It is very simple, stratified, and convenient. The goal of this is to generalize findings from the sample to the population.
Ways of minimising extraneous variables and confounding variable - Single-blind procedure
An experiment procedure in which the participants do not know whether they have been assianged to the control or the experimental group(s), but the experimenter does know.
Ways of minimising extraneous variables and confounding variable - Standardization of procedures and instructions
All the procedures are the same across the experiment.