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Randolph A. Smith

In: 21st Century Psychology: A Reference Handbook

Chapter 9: Experimental Designs

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Experimental Designs
Experimental designs

Knowing about experimental designs is essential if you are planning an experiment. It is highly unlikely that you would decide to set off on a cross-country trip without a road map. Although you might eventually reach your destination, you would likely waste time and money getting there. On the other hand, you might get hopelessly lost and never find your planned stopping point. Likewise, you should never plan an experiment without first considering its design. Although you might be fortunate and plan an experiment that would answer the question that you had in mind, it is much more likely that you would waste your time and end up with a mess on your hands.

Purpose of Experimental Designs

Psychologists use experiments to answer questions ...

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