N2009 P2 Q5

N2009 P2 Q5

Junior College 2
3 marks

A cinema manager wishes to take a survey of opinions of cinema-goers. Describe how a quota sample of size 100 might be obtained, and state one disadvantage of quota sampling.[3]

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Answer:Set representative group quotas totalling 100 and interview until each quota is filled. Non-random selection within groups can introduce bias.

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