Page 172 - Robotics and AI class 10
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Data Visualisation Technique 5
Name of the Representation Pie Charts
Description It is a circular representation of data where each slice shows the relative size
of the data. The data is a complete circle equal to 360° with each segment
and sectors forming a certain portion of the total (percentage).
How to draw?
Market Share
Agni Tea (6%) Lip Tea (4%)
Tea Lay (6%)
Red Tea (17%)
Red Natural Tea (7%)
Bakri Tea (15%)
Gold Tea (15%)
Taj Tea (15%)
Premium Tea (15%)
Suitable for which type of data? Suitable for depicting percentage comparison between the different
types of similar items. In this case various brands of tea’s market share
are compared. For example, car varieties sold in a month, choices of most
preferred market for shopping in a city, marks of students in class.
Data Visualisation Technique 6
Name of the Representation Area Chart
Description It is an extension of the line chart with the areas under the line shown shaded.
How to draw?
Sector Wise GDP Growth (Rupees in Crore)
Sector Agriculture Sector Industry Sector Services Sector
25
20 8.46
15 6.34
10 7.72 5.86 7.2
7.19
5 5.31 –1.23
6.8 6.61 2.56 3.63
0 4.31 –6.96
2016-17 2017-18 2018-19 2019-20 2020-21
–5
–8.36
–10
–15
Suitable for which type of data? It is used when you want to show a trend over time and make comparisons.
For example, the most preferred food in a social gathering, most preferred
show to watch in Netflix.
170 Touchpad Robotics & Artificial Intelligence-X

