Frequency polygons
Everything You Need in One PlaceHomework problems? Exam preparation? Trying to grasp a concept or just brushing up the basics? Our extensive help & practice library have got you covered. | Learn and Practice With EaseOur proven video lessons ease you through problems quickly, and you get tonnes of friendly practice on questions that trip students up on tests and finals. | Instant and Unlimited HelpOur personalized learning platform enables you to instantly find the exact walkthrough to your specific type of question. Activate unlimited help now! |
Make math click 🤔 and get better grades! 💯Join for Free
Intros
Examples
Lessons
- Constructing a Frequency Polygon from a Frequency Distribution
The following frequency table shows the amount of time it took 45 ski racers to complete a ski course:
Lower Limit:
Upper Limit:
Frequency:
Cumulative Frequency:
80 seconds
86 seconds
3
3
86 seconds
92 seconds
5
8
92 seconds
98 seconds
12
20
98 seconds
104 seconds
8
28
104 seconds
110 seconds
16
34
110 seconds
116 seconds
11
45
- Interpreting a Frequency Polygon
The frequency polygon below shows the wind speed during a particular day in San Francisco Bay: