Why do we use tables
To compare information
What are the 2 kinds of tables
Comparative and data
What does a comparative table do
Compare Non-numerical, compare features/properties/characteristics
What does a data table do
Shows numerical information
What must all tables have
A heading
Drawn in pencil
Information must be done in pen
What must a heading start with
A table showing……..
What are graphs needed for
To visually depict the data
Compare/understand results
How many types of graphs are there
4
What’s a line graph
Used to plot data over a period of time [continuous data]
Why do we use bar graphs
To discrete or categorical(accurate) data
What does every graph need
Heading with both variables
Must take up atheist half the page
Must be drawn in pencil with labels in pen
What must both line and bar graph
The y and x axis must be labelled
(X-axis is IV and Y-axis is DV)
the scale must be consistent
Indicate the scale lines and make sure their evenly spaced
