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13 Cards in this Set
- Front
- Back
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Describe an unstructured interview. |
Uses open questions to gather qualitative data, it also has a flexible structure. |
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Describe a structured interview. |
There is a set of pre-set questions in order to make little room to follow up answers of interest. |
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Describe a semi-structured interview. |
I’m the middle of both structured and unstructured, there is some freedom to answer questions. |
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Describe a standard questionnaire. |
No flexibility, there maybe a box to write down additional comments, and the subject most likely to be asked is closed questions. |
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Why must each study have a pilot study? |
1. Time needed to fill out the survey must be considered. 2. Time needed to analyse the survey must be considered. 3. Sample sizes and representatives must be considered. |
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Describe random sampling. |
Uses a target population, there is an equal chance of being chosen as there is a random generator. |
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Name an advantage and a disadvantage of random sampling. |
+ No bias in the way participants are chosen. - Hard to ensure all participants are free at the same time. |
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Describe stratified sampling. |
Uses proportional representation, participants are broken down into categories like their age or gender. |
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Describe an advantage and disadvantage of stratified sampling. |
+ There is representation from each group. - Difficult to know how many of each group to choose to make findings generalisable. |
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Describe opportunity sampling. |
When you choose whoever is around you at the time. |
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Describe an advantage and a disadvantage of opportunity sampling. |
+ More ethical as the researcher can judge if the participant is likely to be upset by the study or to busy to take part. - Those who are picked are available and willing to take part in the study, so they are self-selected. |
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Describe what volunteer sampling is. |
The participants select themselves. |
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Name an advantage and a disadvantage of volunteer sampling. |
+ It is more ethical as the participants come to the researcher. - It can take a long time to get sufficient numbers because the researcher has to wait for volunteers to apply. |
