Simple Random Sampling
With this method, every voter in the town is given an index
number. Index numbers are picked at random until the sample size
is reached. A number can only be picked once (so the sampling is
without replacement). Then the citizens with the selected index
numbers are surveyed.
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The sampling procedures are:
- simple random sampling
- clustered random sampling
- stratified random sampling
- quota sampling
- summary and finish
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