red bayesiana con probabilidad

{"arbol":[{"mercado":1,"industria":[{"nindustria":1,"proba":0.07},{"nindustria":2,"proba":0.04},{"nindustria":3,"proba":0.05},{"nindustria":4,"proba":0.015},{"nindustria":5,"proba":0.055},{"nindustria":6,"proba":0.045}]},{"mercado":2,"industria":[{"nindustria":1,"proba":0.01},{"nindustria":2,"proba":0.045},{"nindustria":3,"proba":0.05},{"nindustria":4,"proba":0.035},{"nindustria":5,"proba":0.04},{"nindustria":6,"proba":0.04}]},{"mercado":3,"industria":[{"nindustria":1,"proba":0.06},{"nindustria":2,"proba":0.035},{"nindustria":3,"proba":0.045},{"nindustria":4,"proba":0.045},{"nindustria":5,"proba":0.06},{"nindustria":6,"proba":0.04}]},{"mercado":4,"industria":[{"nindustria":1,"proba":0.03},{"nindustria":2,"proba":0.05},{"nindustria":3,"proba":0.025},{"nindustria":4,"proba":0.035},{"nindustria":5,"proba":0.05},{"nindustria":6,"proba":0.03}]}],"rama1":"function(){proba1=0; for (propiedades in obj.arbol[0].industria){proba1+=obj.arbol[0].industria[propiedades].proba; } return proba1;}","rama2":"function(){proba2=0; for (propiedades in obj.arbol[1].industria){proba2+=obj.arbol[1].industria[propiedades].proba; } return proba2;}","rama3":"function(){proba3=0; for (propiedades in obj.arbol[2].industria){proba3+=obj.arbol[2].industria[propiedades].proba; } return proba3;}","rama4":"function(){proba4=0; for (propiedades in obj.arbol[3].industria){proba4+=obj.arbol[3].industria[propiedades].proba; } return proba4;}"}