SOCPSY 2K03 Lecture Notes - Lecture 4: Nonprobability Sampling, Quota Sampling, Snowball Sampling
2 Feb 2020
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The logic of sampling soc psy 2k03 jan 31st. Sampling: key terms: the process of selecting observations is called sampling, population: any entire collection of people, groups, organizations or things from which we may collect data. It is the entire group we are interested in, which we wish to describe or draw conclusions about. : examples: canadian workers, mcmaster students, sample: a group of units selected from a larger group (the population), e. g. 100 mcmaster students that completed an online survey: element: unit of which a population is comprised, and which is selected in a sample. Unit about which inferences are made: e. g. individual person. The theory and logic of probability sampling: representativeness and probability of selection, biased samples (unrepresentative samples) do not allow us to make accurate inferences about the population they are drawn from, don"t want this, how to reduce bias:
