Lactation Consultant

Category - Research

Which of the following is one of the two types of sampling?
  1. Probability sampling
  2. Simple random sampling
  3. Cluster sampling
  4. Stratified sampling
Explanation
Answer: A - The two types of sampling are probability sampling and non-probability sampling. Probability sampling is a sample with which EVERY member of the population has an equal chance of being selected in the sample. Members of the sample are then randomly selected. Non-probability sampling is a sample where some members of the population have no chance of being included in the sample.
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