Populations definitions 0.0 / 5 ? StatisticsCollecting data GCSEEdexcel Created by: Avneet AulakhCreated on: 19-02-19 11:47 Everything or everybody that could possibly be involved in an investigation population 1 of 8 Gathers data from the whole population census 2 of 8 Gathers data from some of the population sample 3 of 8 Should contain all the the characteristics of the population to avoid bias representative sample 4 of 8 The people or items that are to be sampled sampling units 5 of 8 A list of all the members of the population from which the sample will be taken sampling frame 6 of 8 A small sample that is analysed first before any large- scale samples pilot survey 7 of 8 a pilot where questions for a questionnaire are usually tried out pre-test 8 of 8
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