Question

Best representative of incidence of disease in different timeline

• A. Histogram
• B. Line diagram
• C. Scattered diagram
• D. Bar diagram

Answer 1

The Correct Option is B

In epidemiology and social and preventive medicine, the best way to represent the incidence of a disease over different time periods is a Line Diagram. A line diagram or line graph is an effective tool for showing trends over time. It allows for the visualization of changes in the incidence of disease across different intervals, highlighting patterns such as increases, decreases, and fluctuations in data. This makes it an excellent choice for presenting temporal relationships in public health data.

Representation Type	Characteristic
Line Diagram	Shows trends over time effectively, ideal for tracking changes in disease incidence.
Histogram	Best for frequency distribution of a dataset, not ideal for time-based trends.
Scattered Diagram	Used mainly to show relationships between two variables.
Bar Diagram	Compares different categories, not specifically time-oriented.

Therefore, for representing the incidence of disease over time, a line diagram is most suitable.