A Bayesian Network over three propositional random variables…

A Bayesian Network over three propositional random variables has a V-type structure: B->A and E->A. The probability P(a ∧ ~b ∧ ~e) is proportional to which of the following? [Usual upper/lower case semantics apply, e.g., b means B=true and ~b means B=false, and a comma (,) means And.]

The nurse practitioner is performing a well examination on a…

The nurse practitioner is performing a well examination on a 4-month-old boy and observes that the right testicle is not in the scrotal sac but is palpable in the inguinal canal. The mother questions the nurse about the significance of this finding. How should the nurse practitioner respond?