SamplingChapter OutlineWhat is a Sample? Defining the Population Target Versus Accessible Populations Random Versus Nonrandom Sampling Random Sampling Methods Stratified Random Sampling Cluster Random Sampling Two-Stage Random Sampling Nonrandom Sampling Methods Convenience Sampling Purposive Sampling A Review of Sampling Methods Sample Size External Validity: Generalizing from a Sample When Random Sampling is not Feasible Ecological Generalizability | ||||||
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