This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Measures of Central Tendency and Distribution, Subject name: Social & Preventive Medicine
[{'content': 'Which is the best method of central tendency that is used to show quantitative variable: \nSelect and explain. \nA. Mean, B. Median, C. Mode, D. Box and whisker', 'role': 'user'}, {'content': 'Answer: A \nExplanation: Ans. (a) MeanRef: K. Park 23rd ed. / 847-88* Best measure of central tendency: MEAN* Best measure of central tendency for NOMINAL data: MODE* Best measure of central tendency for ORDINAL data: MEDIAN* Best measure of central tendency foe metric/quantitative data: MEAN', 'role': 'assistant'}]