Starter

• What do you think this represents?

Starter - Answer

Internet users as percentage of population

Lesson Objectives

1. Be able to create graphs using spreadsheet software

2. Be able to label graphs and charts appropriately.

3. Be able to select an appropriate chart for a specific data set

Graphs

• This is the same data you saw on the first slide for the UK.

• Why is this less useful?UK Internet Users

1994 1995 1996

1997 1998 1999

2000 2001 2002

2003 2004 2005

2006 2007 2008

2009 2010

What are they good for?Pie Charts– Displaying the proportion that

each ‘group’ is of the whole.

Bar/Column Charts– Comparing values across

different categories.

Task 1 – Which Graph?Scatter Graphs– To see how closely one

quantity depends on another (correlation).

Line Graphs– Showing trends. Usually over

time.

Task 1 – Which Graph?• Put the following 4 subheadings in your book leaving 3 lines between each

one.

Scatter Graph Line Graph Pie Chart Bar/Column Chart

• Write the following scenarios under the correct sub-heading:Finding the

most popular

type of

chocolate bar

from the pupils

in your class.

Comparing sales figures across departments

Tracking the

value of a car

over 10 years.

Comparing a pupils

attendance with their average GCSE score.

Answers

Comparing a pupils

attendance with their average GCSE score.

Tracking the value of a car over 10 years.

Comparing sales figures across departments

Finding the most popular type of

chocolate bar from the pupils in your

class.

Task 2

• You will need the files saved in the following folder:>Dept Share > ICT…etc… > Practical Skills > 14 – Spreadsheets > Lesson 5 - Graphs > Task 2 Files

• Complete the following activities:– 14.18 – Pages 194-196– 14.19 – Pages 197-202– 14.20 – Pages 203-204– 14.21 – Pages 204-206– 14.22 – Pages 206-209– Extension – Enter some data of your own into Excel and use this to create a suitable graph

When asked to print, choose ‘Adobe PDF’ as the printer. Save the PDFs to your Practical Skills folder.

Plenary

• Describe what the following graphs are used for.

– Line Graph– Bar Chart– Pie Chart– Scatter Graph