Process / pipelineSampling
在线异常案例抽样
在线异常案例抽样是一种目的性定性抽样策略，研究者通过论坛、社交媒体、专业社群或数字注册表等在线渠道，刻意寻找并招募那些代表研究现象的极端、不寻常或异常的参与者。它继承了Patton的异常（极端）案例抽样的逻辑，并将其应用于互联网中介的研究情境，在这些情境下，稀有或难以接触的非典型案例比面对面方法更容易定位。
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Method map
The neighbourhood of related methods — select a node to explore.
来源
- Patton, M. Q. (2002). Qualitative Research and Evaluation Methods (3rd ed.). Sage. [Chapter 5: Purposeful Sampling, deviant/extreme case strategy, pp. 231-234] ISBN: 978-0761919711
- Flyvbjerg, B. (2006). Five misunderstandings about case-study research. Qualitative Inquiry, 12(2), 219-245. DOI: 10.1177/1077800405284363 ↗
如何引用本页
ScholarGate. (2026, June 3). Online Deviant Case Sampling. ScholarGate. https://scholargate.app/zh/survey-methodology/online-deviant-case-sampling
Which method?
Set this method beside its closest kin and read them side by side — the library lays the books on the table; the choice is yours.
- 离异案例抽样调查方法论↔ compare
- 最大变异抽样调查方法论↔ compare
- 在线便利抽样调查方法论↔ compare
- 在线目的性抽样调查方法论↔ compare
- 典型案例抽样调查方法论↔ compare