1. Bar Chart Investigation By Chris Clements 3to11maths The number of medals Team GB have won in past Olympics

2. www.3to11maths.com LO: To construct bar charts showing Team GB’s medal successes in past Olympics and use this information to make predictions for London 2012.

3. This table shows the number of medals Team GB have won in the past 6 Olympic Games. 3to11maths The table shows the number of bronze, silver, gold and total numbers of medals YearGold MedalsSilver MedalsBronze MedalsTotal Medals 19845112137 1988510924 1992531220 199618615 20001110728 2004991230 200819131547

4. In this lesson you will construct bar charts to help you make predictions for the numbers of medals Team GB will win in London 2012 Using the data in each table construct Bar Charts for each medal category. Write a sentence after each to explain what the bar chart is telling you. Are the number of medals increasing? Do you think Team GB will win more bronze or gold medals? 3to11maths Why have you made this decision?

5. YearCompetitorsMaleFemale 191227426410 192023521916 197628421074 1988345219126 2000310181129 2008311168143 Extension Investigation Here is table showing the number of competitors representing GB at six different Olympic games. The table also shows how many of the competitors were male and female. Can your draw a composite bar chart showing in this data? Write statements to explain what you have found out.

6. How did you get on? 3to11maths

7. 2 4 6 8 10 12 14 16 18 20 1988 19921996200020042008 1984 1980 22 Number of bronze medals Team GB have won in the past 8 Olympic Games Number of medals

8. 2 4 6 8 10 12 14 16 18 20 1988 19921996200020042008 1984 1980 22 Number of silver medals Team GB have won in the past 8 Olympic Games Year Number of medals

9. 2 4 6 8 10 12 14 16 18 20 1988 19921996200020042008 1984 1980 22 Number of Gold medals Team GB have won in the past 8 Olympic Games Year Number of medals

10. 5 10 15 20 25 30 35 40 45 50 1988 1992199620002004200819841980 Number of medals Team GB have won in the past 8 Olympic Games Year Number of medals

11. Number of male and female competitors representing Team GB at past Olympics. 1976 1988 2000 1920 1912 Number of medals Year Competitors MaleFemale 191227426410 192023521916 197628421074 1988345219126 2000310181129 2008311168143 50 100 150 200 250 300 350 400 450 2008

12. What are your predictions? 3to11maths

13. YearGold MedalsSilver MedalsBronze MedalsTotal Medals 19845112137 1988510924 1992531220 199618615 20001110728 2004991230 200819131547 2012 Reasons for predictions