Populations and Samples Definitions 4.0 / 5 based on 1 rating ? MathematicsStatistics, averages and distributionsA2/A-levelAQA Created by: Blackcurrant.Created on: 22-04-14 11:32 Statistic A random variable calculated from the observations of a sample 1 of 8 Population Collection of individual items 2 of 8 Sample selection of individual members of a population 3 of 8 Finite Population A polulation in which each individual member can be counted 4 of 8 Infinite Population A polulation in which it is impossible to count each individual member 5 of 8 Sampling Unit An individual member of a population 6 of 8 Sampling Frame List of sampling units/all members of a population 7 of 8 Sampling Distribution The probability distribution of a statistic, ie all possible values of a statistic and the probability of each occuring 8 of 8
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