EAB 703 Problem Set 3 Fernando et al. (2003) studied drug-sharing among injection drugs users in the South Bronx in New York City. Splitting a b ag a practice where heroin is shared between two people after dissolving it in a common cooker prior to injection is a known high risk factor for HIV exposure. Interviews with drug users in a residential treatment facility provided the following information, Have you split drugs? : Gender M\\(es v) Y No (N) E Total Male (M) 390 321 , 711 remeledRlE 1790l et 131 ey Mg 0 Total 569 A52 72 : 1021 e i L GO0 e 450 U R o What is the probability that a person chosen at random will have split drugs? What is the probability that a person chosen at random is not female? What is the probability that a person has split drugs given they are a male? What is the probability that someone chosen at random will be a female or will not have split drugs? 3 en that someone has split drugs, what is the probability that they are 2%