Use the following information to answer Questions 11 through 16: The U.S. Senate Committee on Labor and Public Welfare investigated the feasibility of setting up a nationwide screening program to detect child abuse. The properties of this screening "test" are shown in the table below. Abuse present (A = 1) Test positive 110 Test negative 10 Total 120 No abuse present (A = 0) 296 9,584 9880 Total 406 9,594 10,000 11. What is the prevalence of abuse for the population shown in the table? 12. We would consider the prevalence to be which of the following? Choose all that apply and provide 1-2 sentences justifying each selection. I. A marginal probability II. A joint probability III. A conditional probability IV. A prior probability V. A posterior probability A. I only B. I and IV C. I& V D. II & IV E. III & V 13. Based on this table, what is the positive predictive value of this screening test? Public Health Biostatistics Name: Module 1 Problem Set 14. We would consider the positive predictive value to be which of the following? Choose all that apply and provide 1-2 sentences justifying each selection. I. A marginal probability II. A joint probability III. A conditional probability IV. A prior probability V. A posterior probability A. I only B. I and IV C. I& V D. II & IV E. III & V