For Problems 7-10, use the scenario described below. Family Of the 400 doctors who attended a conference, Not Family Medicine Total Medicine 240 practiced family medicine and 130 were from countries outside the United States. One- From US 160 third of the family medicine practitioners were Not 50 not from the United States. From US Total 400 7. What is the probability that a doctor at the conference practices family medicine or is from the United States? 8. What is the probability that a doctor at the conference practices family medicine or is not from the United States? 9. What is the probability that a doctor at the conference does not practice family medicine or is from the United States? anges to the original content are the responsibility of the instructor