8th Data Handling and understanding graphs.pptx

8th Data Handling

1. CLASS-8 TH (MATHS) PRESENTS BY: Akash Yadav Sir PM SHRI KV AFS BIDAR

2. WELCOME TO UNDERSTAND DATA HANDLING

3. The information collected in all such cases is called data

4.  The data regarding choice of subjects showed the occurrence of each of the entries several times

5. Some commonly used diagrams to represent numerical data are: Pictographs Bar graph Double bar graph Pie-diagrams or Pie-charts

6. Pictographs represent data through appropriate pictures . In pictographs, the same type of symbol or picture is used to represent the data. Each symbol is used to represent a certain value, and this is mentioned clearly in the graph Pictographs

7. A BAR GRAPH:-

8. A bar graph showing two sets of data simultaneously.

9. THANK YOU

10. Circle Graph or Pie Chart These are called circle graphs.A circle graph shows the relationship between a whole and its parts. Here, the whole circle is divided into sectors. The size of each sector is proportional to the activity or information it represents

11. Its representation in a pie diagram is as shown

12. THANK YOU