Systematic sampling is a probability sampling approach in which researchers choose individuals of the population at a predetermined regular interval. The correct option is C, a systematic sample.
What is systematic Sampling?
Systematic sampling is a probability sampling approach in which researchers choose individuals of the population at a predetermined regular interval (or k).
If the population order is random or random-like (e.g., alphabetical), this approach will yield a representative sample from which inferences about the population can be drawn.
Given that At a party there are 30 students over the age of 18 and 20 students under 18. You randomly choose 3 students over 18 and 2 students under 18 to interview.
Because you cannot get a list of your people in advance. As a result, the entire instance presented to us is an example of systematic sampling.
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