This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: All India exam, Subject name: Microbiology
[{'content': 'Median weight of 100 children was 16 kgs. The standard detion was 8.calculate the percentage coefficient of variance \nSelect and explain. \nA. 50%, B. 35%, C. 45%, D. 55%', 'role': 'user'}, {'content': 'Answer: A \nExplanation: Coefficient of Variation (COV)* COV = SD x 100 Mean or Median SD is expressed as a percentage of mean or median. CV=SD/MEAN x 100= 8/16 x 100= 50%', 'role': 'assistant'}]