Probability sampling means every unit in the population has a known, non-zero chance of being selected. Examples include simple random sampling, stratified random sampling, cluster sampling, and systematic sampling.
Which of the following in the type of probability sampling?
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Question context
This question is part of 🗣️ Verbal Ability within the broader 🧠 Aptitude Mastery subject and appears in the SPSC – Sindh Public Service Commission preparation collection. Reviewing the answer together with nearby questions helps reinforce the underlying concept and identify how it may appear in competitive exams.