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': 'All of the following are measures of dispersion Except: September 2008 \nSelect and explain. \nA. Mean Detion, B. Mode, C. Range, D. Standard detion', 'role': 'user'}, {'content': 'Answer: B \nExplanation: Ans. B: Mode Measures of dispersion provide a quantitative measure of the variability of values. The means of dispersion in common use are: Range Quaile Detion Mean Detion Standard Detion.', 'role': 'assistant'}]