Sampling
The strengths and weaknesses of the 3 main sampling methods. Random, Opportunity and Self-selected sampling.
- Created by: Millie
- Created on: 31-12-09 15:36
Other questions in this quiz
2. Which is a strength of random sampling?
- Representitive sample.
- Easy to do.
- Quick.
- Ethical.
3. Which is a weakness of random sampling?
- Impractical.
- High economical validity.
- Unrepresentitve.
- Biased.
4. Opportunity Sampling is when everyone is asked if they want to be part of the experiment?
- No. It is when the sample is selected from subjects who are around at the time.
- Yes. Hats are always used.
- No. It is when names are put into a hat.
- Yes. Everyone has the oppurtunity to be part of it.
5. A strength of opportunity sampling is....
- Unbiased
- Quick.
- Representitive.
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