Mathematics SSS 1 Third Term
Students should be able to;
- Construct frequency polygon from a grouped data
- Interpret frequency polygon
- Compute data in a frequency polygon graph
The frequency polygon is obtained by joining the midpoints of the tops of the histogram rectangles with straight lines. Since the polygon is a closed figure, we take one interval below the lowest internal on the base axis. Then we join the ends of the polygon to the midpoints of the new intervals.
A frequency polygon is another graphical representation of a distribution. It is obtained in two ways.
- By joining the midpoints.... View More
Subscribe now to gain full access to this lesson noteTake Me There
Click here to gain access to the full notes.