1. ©G Dear 2008 – Not to be sold/Free to use
General Mathematics
Preliminary
Displaying
Data
Types of
Graphs
Stage 6 - Year 11
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©G Dear 2008 – Not to be sold/Free to use

2. Types of Graphs – Dot Plots
Dot plots are useful only for small sets of data.
7, 4, 6, 3, 3, 5, 4, 6, 5, 5, 4, 5.

3. Types of Graphs – Line Graphs
Line graphs are used to compare the change of one quantity in relation to another. x f 1 2 4 3 7 5 x f 7 6 5 4 3 2 1

4. Types of Graphs – Radar Charts
They are circular line graphs
Jan 80
Dec
Feb
Month
Rain
Jan 30
Feb 40
Mar 60
Apr 50
May 70
June
Month
Rain
Jul 70
Aug 50
Sep 60
Oct
Nov 40
Dec 30 60
Mar
Nov 40 20
Oct
Apr
Sep
May
Aug
Jun
Jul