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': 'If coefficient of correlation between height and weight is 2.6, TRUE is - \nSelect and explain. \nA. Positive correlation, B. No association, C. Negative correlation, D. Calculation of coeffecient is wrong', 'role': 'user'}, {'content': "Answer: D \nExplanation: Ans. is 'd' i.e., Calculation of coefficient is wrong o Coefficient of correlation lies between -1 and +1. It never occurs outside this range. So if the coefficient of correlation is 2.6 then there is some mistake in calculation.", 'role': 'assistant'}]