Research Methods 0.0 / 5 ? PsychologyResearch methods and ethicsGCSEAQA Created by: Sarah BoultCreated on: 31-05-14 10:04 Same Participants take part in everything. They do all the conditions at some point. Repeated Measures 1 of 7 When two participants are matched on characteristics, then each do one condition. Matched Pairs 2 of 7 Selecting every nth member of the target population. Systematic Sampling 3 of 7 Putting into categories then choosing participants out of target population in same proportions. Stratified Sampling 4 of 7 Every member has an equal chance to be picked. Random Sampling 5 of 7 Involves two separate groups of participants; one in each condition. Different participants are used in each group. Independent Measures 6 of 7 If someone is there when you need them, they're asked to take part. However, they need to fit the criteria. Opportunity Sampling 7 of 7
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