3. The medical decision making support apparatus according to claim 2 , wherein the presentation unit presents medical information included in a partial set for which a highest degree of denial is calculated by the calculation unit and medical information included in a partial set for which a highest degree of affirmation is calculated, as the negative information and the affirmative information, respectively.
4. The medical decision making support apparatus according to claim 3 , wherein the inference unit obtains an inference result by calculating a posteriori probability of each inference result based on the plurality of pieces of medical information in association with a plurality of inference results for which a plurality of priori probabilities are set.