29. Seoul 30. Dae-gu
Category | | Contents | Group | | 30 cities around the world, male and female adults aged 19 or older. | Frame | | Rakuten Insight retention sample (Rakuten Insight Korea Co., Ltd.) | Sampling method | | Random sampling after gender and age allocation according to the population ratio of each city | Sample size | | 15,312 people - About 500 people in each city. | Sample error | | Assuming random sampling, At 95% confidence level, the maximum allowable sampling error is ¡¾4.4%p | Method | | CAWI (Computer Assisted Web Interview) | Date & Time | | May 22nd (Friday) - June 5th (Friday), 14th | Agency | | Hankook Research Co., Ltd. (CEO Ick Sang Roh) |
¡Ø The sample size of each city is around 500 people, and the sampling error of each city is calculated and recorded. If random sampling is assumed on a sample basis of 500 people, the maximum allowable marker error at the 95% confidence level is ¡¾4.4%p.
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