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KiPLEX manufactures plastic pipes. KiPLEX piping is a less expensive alternative to copper piping. BPLEX's marketing department wants to determine plumbers' satisfaction with KiPLEX piping. To do this, they plan to survey plumbers who purchase KiPLEX pipes on regular basis.
-Office of the KiPLEX marketing department is located next to a large construction site. The marketing department employees ask everyone who enters or leaves the construction site what they think about their product. This sampling method is called
A) simple random.
B) stratified.
C) cluster.
D) systematic.
E) convenience.

Question

Quizplus · Accepted Answer

The sampling method described in the passage is convenience sampling, as the marketing department is only surveying people who happen to be near their office and who have already purchased KiPLEX piping on a regular basis. It is not a representative sample of all plumbers who use KiPLEX piping.

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