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Taking a sample

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Concept 1 of 3 · no score 🙂

Population and sample

A sample stands in for the whole populationFAIR samplespread across the populationBIASED sampleall from one corner — like asking only friendsa bigger sample is more reliable — but size cannot fix bias
The population is everyone; the sample is who you actually ask.
  1. 1The POPULATION is every member of the group you care about.