2. Graphing Data

3. What is a graph?
A Graph… … is a visual display of data which can communicate facts and figures quickly

4. Graphs are used…
…To compare pieces of data – such as sales figures for a certain time period compared to another

5. Pictographs…
… Use pictures to represent data … They are often used in the media because they are easy to understand

6. Line Graphs…
…Depict improvements and declines …They are very common because they provide more detail than a pictograph

7. Bar Graphs…
… Are ideal for presenting comparisons

8. Pie Graphs…
… Are a visualisation of percentages

9. Making a graph from Excel
Microsoft Excel is a spreadsheet program which allows people to quickly calculate data

10. Graphing: Step 1.
Sales: August
Jack 5
Jill 25
Bob 14
Sue 44
Dan 11
Jane 7
Enter columns of data into Excel Use this example of sales data from a car yard taken from the topic hand out:

11. Graphing Data: Step 2.
Highlight the data once it has been in-putted into the spreadsheet Select ‘Insert’ from the dropdown titles at the top and select a chart from the choices

12. The result…