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Definition
| chosen on the basis of extreme characteristics; why they are different |
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| information-rich people who manifest the phenom intensely, but not to the extreme; ex: above average students |
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| people who vary in their adaptations; identify patterns across variations |
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| similar types of people; ex: focus groups |
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Definition
| typical or average people |
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Definition
| subgroups that share a characteristic; facilitates comparisons |
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Definition
| generalization of information onto other people based on the truth of one person |
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Definition
| information-rich people referred by other information-rich people |
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Definition
| meet a criterion to produce a quality assurance example |
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| manifest a theoretical construct of interest; elaborate and examines the construct |
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| confirming & disconfirming cases |
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Definition
| people who can validate researchers' expectations; tests variation |
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| following new leads during fieldwork, taking advantage of unexpected opportunities |
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Definition
| selecting from a small sample so that each has the same possibility of being selected; adds credibility to the sample |
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| politically important case |
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Definition
| used to attract public attention to the study |
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Definition
| chosen on the basis of availability; saves time, money, and effort |
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Term
| combination/mixed purposive |
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Definition
| combining purposive sampling methods; allows triangulation and meets multiple interests/needs |
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