Unformatted text preview: some way from the population. Two completely random samples from the same population will not produce identical results because of sampling variation. The items in a sample are independent if knowing the values of some of the items does not help to predict the values of the others. The exception occurs when the population is finite and the sample comprises a substantial fraction of the population. In a one-sample experiment, there is only one population of interest, and a single sample is drawn from it. In a multisample experiment, there are two or more populations of interest and a sample is being drawn from each population. Numerical deals with amounts, numbers, etc. Quantitative deals with quantities. Categorical is categories, and qualitative is qualities....
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- Winter '10