Is Simple Random Sampling Better than Quota Sampling? An Analysis Based on the Sampling Methods of Three Surveys in South Korea

• Published in: Asian journal for public opinion research Vol. 3; no. 4; pp. 156 - 175
• Main Authors: Cho, Sung Kyum, Jang, Deok-Hyun, LoCascio, Sarah Prusoff
• Format: Journal Article
• Language: Korean
• Published: 2016
• Subjects: South Korea; KOSTAT Social Survey; random sampling; Gallup Korea Omnibus Survey; quota sampling; KGSS

This paper considers whether random sampling always produces more accurate survey results in the case of South Korea. We compare information from the 2010 census to the demographic variables of three public opinion surveys from South Korea: Gallup Korea's Omnibus Survey (Survey A) is conducted...