A systematic sample does not yield good result, if
2021
A systematic sample does not yield good result, if
- A.
Variation in units is periodic
- B.
Units at regular intervals are correlated
- C.
Both (A) and (B)
- D.
None of these
Attempted by 3 students.
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Correct answer: C
Systematic sampling selects every kth element from a list. It fails to yield good results if the population has a periodic pattern matching the sampling interval, or if elements at regular intervals are correlated. This leads to biased samples that do not represent the population accurately.