What is the definition of a simple random sample?
A simple random sampling is a convenient sample of size n from a population N.
A simple random sampling is an independent sample of size n from a population N where each person has the same chance of being chosen.
A simple random sampling is a sample of size n from a population n where each person is guaranteed to be chosen.
A simple random sampling is a sample of size n from a population N where each person is guaranteed to be chosen at least once.
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