This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Central tendency, Dispersion, Subject name: Social & Preventive Medicine
[{'content': '50th percentile is equivalent to: \nSelect and explain. \nA. Mean, B. Median, C. Mode, D. Range', 'role': 'user'}, {'content': 'Answer: B \nExplanation: Median: Middle value in ascending order / Average of 2 middle values in ascending order - 50th percentile means 50% values are below that value in Ascending order Hence, it becomes Middle value (50% above, 50% below) or Median', 'role': 'assistant'}]