Which of these describes systematic random sampling?

Drawing names one at a time from a box after mixing them wellCorrect answerYour answerAsking the first 50 people who walk past the survey deskCorrect answerYour answerChoosing the 50 names that the surveyor happens to like bestCorrect answerYour answerA random start among the first 10 names, then every 10th nameCorrect answerYour answer

Show the answer and explanation

CorrectNot quiteAnswer D

Correct answer: D

Systematic sampling picks one unit at random from the first $k$ , then every $k$ th unit after it.
Drawing from a mixed box is simple random sampling; the last two are not random at all.

Worth noting

Drawing from a box is random too, but it is simple random sampling, with no fixed step.

Concept: Systematic random sampling
Typical timeTypical: 90 s
Your timeYours: —

The rule this testsPopulation and sample

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Ten questions from Sampling, Inference & the t-Test, at your own pace.

Which of these describes systematic random sampling?

Explanation