Experimental design Flashcards

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1
Q

What is a control group?

A

The group in an experiment that does not receive the variable you are testing

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2
Q

What are control conditions?

A

Everything in a control condition is the same as the experimental conditions except that the independent variable is absent or held constant

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3
Q

What is counterbalancing?

A

A procedure that allows a researcher to control the effects of nuisance variables in designs where the same participants are repeatedly subjected to conditions, treatments, or stimuli

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4
Q

Why do we use independent groups?

A

They include less time/money involved than a subjects design and increased external validity because more participants are used

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5
Q

What are repeated measures?

A

The experiment is repeated numerous times to increase accuracy and fairness

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6
Q

What are matched pairs?

A

An experimental design where pairs of participants are matched in terms of key variables, such as age

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7
Q

What are order effects?

A

The order of the conditions having an effect on the participants’ behaviour so performance in the second condition may be better because the participants know what to do

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