SOCIOL 2Z03 Lecture Notes - Road Map, Sampling Frame, Simple Random Sample
18 Jun 2013
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What is a sampling frame list of elements from which a probability sample is selected. Organizational membership lists are used to sampling individuals i. e. lists of students or some sources for a sampling frame faculty, employees of a company, members of professional associations. We need to keep in mind that there are problems with sampling frames, two specific type of problems: 1. Access public, like telephone and street directories are public and easy to draw samples from them. Problem occurs when the gov lists and other such lists are not public: 2. Accuracy these lists may be out of date or incomplete. I. e organizational membership lists people joining or leaving organizations out of date i. e. telephone directories are incomplete, and many people have no landlines. Sampling technique that gives each sampling unit in the population an equal chance of being selected into the sample the procedure in simple random sampling: 1. Select a random sample large lists computer does it.
