This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: None, Subject name: Social & Preventive Medicine
[{'content': 'Median weight of 100 children was 12 kgs. The Standard Deviation was 3.Calculate the percentage coefficient of variance - \nSelect and explain. \nA. 25%, B. 35%, C. 45%, D. 555', 'role': 'user'}, {'content': "Answer: A \nExplanation: We cannot calculate coefficient of variance here, because value of mean has not been provided (value of median is given).\nOnly in standard normal curve mean = median.\nBut in that case both are '0' (In standard normal curve mean = median = mode = 0)\nI am clueless here.\nIt you take, value of median as mean than the answer will be 25%.\n\n3/12 x 100 = 25%", 'role': 'assistant'}]