A set of rules shown below uses Bayesian accumulation of evidence for assessing chest pain complaints made by a patient. Evaluate the system and provide a full trace of the reasoning process. Determine the probability of heart disease if the patient suffers from chest pain and his or her electrocardiogram is positive.

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control bayes Rule: 1 if chest pain is true {LS 0.2 LN 0.01} then heart disease is true {prior 0.1} Rule: 2 if chest pain is true and electrocardiogram is positive {LS 95 LN 5} then heart disease is true *The SEEK directive sets up the goal of the rule set seek heart disease