Populations and sampling

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Confederate (/stooge)
an actor who particiates in the experiment as a subject alongside the other participants
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random sample
each participant of the study have an equal chance of beig included in the sample.
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systematic sample
participants of the study are selected in a logical way from a target population.
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Opportuity sample
participants are selected on a basis of who is available at the time and who is willing to participate
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Stratified sampling
The researcher identifies the types of people that make up the target population and works out the proportins needed for the sample to be representative.
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Other cards in this set

Card 2

Front

each participant of the study have an equal chance of beig included in the sample.

Back

random sample

Card 3

Front

participants of the study are selected in a logical way from a target population.

Back

Preview of the back of card 3

Card 4

Front

participants are selected on a basis of who is available at the time and who is willing to participate

Back

Preview of the back of card 4

Card 5

Front

The researcher identifies the types of people that make up the target population and works out the proportins needed for the sample to be representative.

Back

Preview of the back of card 5

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