A theorem in probability theory named for thomas bayes (1702-1761). In epidemiology, it is used to obtain the probability of disease in a group of people with some characteristic on the basis of the overall rate of that disease and of the likelihoods of that characteristic in healthy and diseased individuals. The most familiar application is in cli...
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http://www.encyclo.co.uk/local/20973
Type: Term Pronunciation: bāyz Definitions: 1. the impacts of new data on the evidential merits of competing scientific hypotheses are compared by computing for each the product of the antecedent plausibility (the prior probability) and the likelihood of the current data given that hypothesis (the conditional probability) and rescaling them so...
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Bayes theorem: A probability principle set forth by the English mathematician Thomas Bayes (1702-1761). Bayes' theorem is of value in medical decision-making and some of the biomedical sciences. Bayes' theorem is employed in clinical epidemiology to determine the probability of a particular disease in a group of people with a specific characteristi...
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