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': 'True about negatively skewed data is \nSelect and explain. \nA. Mean is less than median, B. Mean is more than median, C. Mean is equal to median, D. No correlation', 'role': 'user'}, {'content': 'Answer: A \nExplanation: negative or left skew means the mean is less than the median.mean<median<mode', 'role': 'assistant'}]