Examlex
Find the limit (if it exists) .
Selection Bias
A distortion of statistical analysis results caused by the method of collecting samples that is not representative of the entire population being studied.
Literary Digest
A general interest magazine in the United States that published from 1890 to 1938, known for its failed prediction of the 1936 presidential election.
Probability Sampling
A method of sampling that utilizes random selection procedures to ensure every member of a population has an equal chance of being included in the sample.
Margin Of Error
A measure in survey research, indicating the range within which the true value (for example, percentage of population holding a certain opinion) lies with a certain level of confidence.
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