Examlex
Problems may arise when statistically unsophisticated users who do not understand the assumptions behind the statistical procedures or their limitations are misled by results obtained from computer software.
Sampling Error
The difference between a sample statistic used to estimate a population parameter and the actual but unknown value of the parameter.
Sample
A subset of elements chosen from a larger set (population), typically used to infer properties about the population.
Population
The entire group of individuals or instances about whom the study is concerned or from which the data is drawn.
Self-Selected Sample
A sample whose participants have chosen to be in the study, which may not be representative of the larger population and can introduce bias.
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