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': 'A non-symmetrical frequency distribution is known as - \nSelect and explain. \nA. Skewed distribution, B. Normal distribution, C. Cumulative frequency distribution, D. All', 'role': 'user'}, {'content': "Answer: A \nExplanation: Ans. is 'a' i.e., Skewed distribution o There are variations in naturally occuring data (e.g. heights of the individuals) or when data collected to formulate or test, the cause and effect hypothesis. o It is impoant to know the frequencies of value where they are distributed, i.e. frequency distribution.", 'role': 'assistant'}]