Subgroups within a population are identified and participants are taken in proportion to their occurence in the population.
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Card 7
Front
An inital run through of the procedures to be used in an investigation, it is used to identify flaws in the procedures designed by the researcher.
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Card 8
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The study is carried out under cover. The researcher's identity and purpose are kept concealed from the group.
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Card 9
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A quantitative research method commonly employed in survey research. The aim of the approach is to ensure that each interview is presented with exactly the same questions in the same order.
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Card 10
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As one co-variable increases so does the other.
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Card 11
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An observational technique in which the observer records behaviour in a given time frame.
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Card 12
Front
Neither the participants nor the experimenters know who is recieving a particular treatment.
