sampling methods
- Created by: A-bee
- Created on: 04-06-18 13:50
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- Sampling Methods
- representative
- systematic
- strengths - reduces selection bias
- limitations - order of list and cause bias, risk of being unrepres
- stratified
- strengths - repres, reduces selection bias
- limitations - conditions must be met, sorting accurately can be difficult
- cluster
- strengths - time and cost efficient, larger sample size
- limitation - costs between travel, ppl in a cluster may be similar
- quota
- strengths - smaller but repres, not dependent on frame
- limitations - needs to know demographics, inaccuracies hard to spot
- systematic
- random
- non-repres
- snowball
- strengths - marginalised groups, prevents lack of participants
- limitations - bias, respondents may refuse to give names
- opportunity
- strengths - easy, inexpensive
- limitations - unrepres, subject to bias
- volunteer
- strengths -large sample size
- limitations - may similar
- snowball
- representative
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