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Statistics and Probability Commons

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Publications and Research

1978

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Full-Text Articles in Statistics and Probability

How Bad Can Good Data Really Be?, William (Bill) H. Williams May 1978

How Bad Can Good Data Really Be?, William (Bill) H. Williams

Publications and Research

Bias has different sources. Measurement errors create "bad" data and biased estimates. But selection biases occur even with "good" data and can be both subtle and large in magnitude.