Page 212 - CA 165 ver 1.0 Class 9
P. 212
It refers to the label that provides additional information about data marker,
Data Label
thus representing a single data item or value of a cell.
In a 3-D chart, the base area or the plane in X-Y axis is called the floor and the
Walls and Floors
vertical areas, i.e. planes in X-Z and Y-Z axis are called walls.
Advantages of Charts
Following are the advantages of charts:
l Charts summarize large data set in visual form and estimate key value at a glance.
l Charts are visually appealing and it is easy for the users to compare the information.
l Charts help to forecast the trends on the basis of comparisons done.
Types of Charts
There are different types of charts. Some of them are:
LINE CHART
120
110
l Line Chart: Line chart is used to view 100
information that is shown by lines at equal 90
80
intervals. It depicts the change in data 70
60
over a period of time. 50
40
30
20
10
0
English Maths Science
COLUMN CHART
Kavya Pooja Ankit
120
110
100
90
80 l Column Chart: A column chart represents
70
60 the data over a period of time in columns.
50
40 Each column rises from X-axis and indicates
30 the value of a data. The measurement values
20
10 are shown vertically as Y-axis.
0
English Maths Science
Kavya Pooja Ankit
BAR CHART
Science
l Bar Chart: A bar chart represents the data
in horizontal columns. The measurement of Maths
values are organized horizontally. Stacked
bar chart is a variation of bar charts. English
0 10 40 60 80 100 120
Kavya Pooja Ankit
210 Touchpad Computer Applications-IX

