This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Biostatistics, Subject name: Social & Preventive Medicine
[{'content': 'If prevalence of diabetes is 10%, the probability that three people selected at random from the population will have diabetes is - \nSelect and explain. \nA. 0.01, B. 0.03, C. 0.001, D. 0.003', 'role': 'user'}, {'content': 'Answer: C \nExplanation: Ref :Parks 23rd edition Prevalence = 10% So probability of selecting a person having DM = 10/100= 0.1 So probability of selecting 3 persons with diabetes = 0.1*0.1*0.1= 0.001', 'role': 'assistant'}]