Hidden Populations, Online Purposive Sampling, and External Validity: Taking off the Blindfold
Online purposive samples have unknown biases and may not strictly be used to make inferences about wider populations, yet such inferences continue to occur. We compared the demographic and drug use characteristics of Australian ecstasy users from a probability (National Drug Strategy Household Surve...
| Main Authors: | , , |
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| Format: | Journal Article |
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Sage Publications
2014
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| Subjects: | |
| Online Access: | http://hdl.handle.net/20.500.11937/29282 |