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
The best method to show the association between height and weight of children in a class is by 
Select and explain. 
A. Bar cha, B. Line diagram, C. Scatter diagram, D. Histogram
C: Scatter diagram
Answer: C: Scatter diagram 
Explanation: Ans. is 'c' i.e., Scatter diagram o Scatter diagram is used for analyzing the relationship between two variables e.g., height and weight.