The Specificity reference article from the English Wikipedia on 24-Jul-2004 (provided by Fixed Reference: snapshots of Wikipedia from wikipedia.org)

Specificity

In binary testing, e.g. a medical diagnostic test for a certain disease, specificity is the proportion of true negatives of all the negative samples tested, that is

See

• binary classification
• receiver operating characteristic
• sensitivity (tests)
• statistical significance
• Type I error

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