Can reach a large sample quickly and easily. No interviewer bais.
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What are the disadvantages of postal questionnaires?
May not send it back. May not fully complete it. they can't ask if they need help. You don't know the correct person is answering it.
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Advantages of Hand delivered questionnaires?
No interviewer bias. If you collect them back you are likely to get a higher response rate.
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Disadvantages of hand delivered questionnaires?
You don't know the correct person is answering it.
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Advantages and disadvanatges of structured interviews
Advantages- can explain if they don't understand the question. Disadvantages- interviewer bias, time consuming.
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Unstructured interview
Advantages- can get a lot more detail if needed-can probe. Disadvantages- interviewer bias, time consuming.
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Group interviewer
Advantages- can get wide range of view, may feel more comfortable in a group setting. Disadvanatges-interviewees may influence each other- lie,etc. Cannot promise confidentiality.
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Advantages of particpant observation
Can study the group in its natural setting, can see things from the group's perpsective, religious cults, football hooligans maybe reluctant to be interviewed.
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Disadvantages of particpant observation
May be difficult to gainn entry to the group, difficult to take notes as it is happening.
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Non particpant observation
Advantages- less liekly to be drawn into the group's activities. Disadvantages-more difficult to see things from the group's perspective
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Closed questions
Advantages- quicky and easy to answer. Disadvantages-can't get a lot of detail.
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Open questions
Advantages-can get a lot of detail. Disadavnatges- lengthy witten answers can take a lot of time to analyse.
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What is random sampling?
Small group taken from a sampling frame at random- lottery, names out of a hat
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Advantages and disadvantages of random sampling
Advantages-Everyone has an equal chance of being chosen Disadvantages-may not be representative of the population.
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What is Stratified sampling?
Your sample mirrors the population- if 40% of the population are male, 40% of the sample is male.
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Advantages and Disadvanatges of stratified sampling
Advantages-reprsentative of population. Disadvantages-more time consuming
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Systemic sampling- every nth person is chosen
Advantages- everyone has an equal chance of being chosen. Disadvantages- may not be representative of the population.
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Other cards in this set
Card 2
Front
What are the disadvantages of postal questionnaires?
Back
May not send it back. May not fully complete it. they can't ask if they need help. You don't know the correct person is answering it.
Card 3
Front
Advantages of Hand delivered questionnaires?
Back
Card 4
Front
Disadvantages of hand delivered questionnaires?
Back
Card 5
Front
Advantages and disadvanatges of structured interviews
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