In general, closed-ended questions are more difficult to write than open-ended questions.
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Q20: Which of the following is a way
Q21: Matching
-Cohort study
A) A sample surveyed at one
Q22: Matching
-Census
A) A sample surveyed at one point
Q23: Matching
-Trend study
A) A sample surveyed at one
Q24: Matching
-Cross-sectional survey
A) A sample surveyed at one
Q25: Matching
-Panel study
A) A sample surveyed at one
Q26: That which is studied in a survey
Q27: The biggest disadvantage of face-to-face interviews is
Q28: Random sampling of subjects is not possible
Q30: Random replacement is a faulty procedure commonly
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