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Sampling Concepts, Paul Boyd, Ph.D.
Sampling Concepts, Paul Boyd, Ph.D.
MBA Faculty Conference Papers & Journal Articles
The usefulness of any research is dependent upon how well the group studied represents the group about which decisions are to be made or conclusions drawn. That is, it depends upon how well the sample reflects relevant characteristics of the population. When it is possible to study every member of that group there is no problem, for on these occasions we can easily calculate the exact attribute (parameter) of interest for our population.
For example, if we were interested in determining the average number of gallons of gasoline sold to customers at our service station yesterday, we …