Sampling Information The surveys included in this tracking report were all conducted online, using a geographically stratified sample to ensure representative demographic coverage of the population. Our methodology also applies quota controls and is representative of the permanent adult Singapore population (citizen/PR), based on age, gender, ethnicity, housing type and region. Blackbox has been conducting monthly studies of adult Singaporeans since 2015 using the same sampling methodology which is regularly adjusted to accounted for demographic changes in the population.
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COVID19 Community Tracker Singapore
