Sampling And Scales Of Measurement

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SAMPLING AND SCALES OF MEASUREMENT

Sampling and Scales of Measurement

Sampling and Scales of Measurement

Sampling

Sampling is that part of statistical practice concerned with the selection of an unbiased or random subset of individual observations within a population of individuals intended to yield some knowledge about the population of concern, especially for the purposes of making predictions based on statistical inference. Sampling is an important aspect of data collection.

Researchers rarely survey the entire population for two reasons (Adèr, Mellenbergh, & Hand, 2008): the cost is too high, and the population is dynamic in that the individuals making up the population may change over time. ...
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