1.Peter applied for a job at an accounting firm and a consulting firm. He knows from past trends that 50% of similarly qualified applicants receive job offers from the accounting firm; only 40% of similarly qualified applicants receive job offers from the consulting firmPeter also knows that 60% of similarly qualified applicants receive an offer from one firm or the other.

Hints:A=accounting firm offer, B=consulting firm offer

a.Relying on past trends, what is the probability of an offer from the accounting firm if the consulting firm already gave an offer?

b.Is there independence, a positive influence, or negative influence?How do you know?