This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Epidemiology, Subject name: Social & Preventive Medicine
Which of the following scale is used for quantitative data- 
Select and explain. 
A. Nominal, B. Ordinal, C. Interval, D. Dichotomus
C: Interval
Answer: C: Interval 
Explanation: Level of measurement or scale of measure is a classification that describes the nature of information within the values assigned to variables.Psychologist Stanley Smith Stevens developed the best-known classification with four levels, or scales, of measurement: nominal, ordinal, interval, and ratio. The interval type allows for the degree of difference between items.