A study on comparing online, telephone and face to face surveys based on different sampling methods in coffee consumer in Vietnam
Presently, different kinds of sampling methods are used to collect consumer data for research in the coffee business, depending on topic, goal and budget. However, what survey method is capable of generating data that does represent the entire population is questionable. By comparing these surveys –...
Main Authors: | , |
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Format: | Article |
Language: | English |
Published: |
Growing Science
2019-09-01
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Series: | Management Science Letters |
Subjects: | |
Online Access: | http://www.growingscience.com/msl/Vol10/msl_2019_264.pdf |