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Bar Chart Investigation
By Chris Clements3to11maths
The number of medals Team GB have won in past
Olympics
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www.3to11maths.com
LO: To construct bar charts showingTeam GB’s medal successes in past
Olympics and use this information to make predictions for London 2012.
This table shows the number of medals Team GB have won in the past 6 Olympic Games.
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The table shows the number of bronze, silver, gold and total numbers of medals
Year Gold Medals
Silver Medals
Bronze Medals Total Medals
1984 5 11 21 37
1988 5 10 9 24
1992 5 3 12 20
1996 1 8 6 15
2000 11 10 7 28
2004 9 9 12 30
2008 19 13 15 47
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 constructBar 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?
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Why have you made this decision?
Year Competitors Male Female
1912 274 264 10
1920 235 219 16
1976 284 210 74
1988 345 219 126
2000 310 181 129
2008 311 168 143
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 competitorswere male and female.
Can your draw a composite bar chart showing in this data?
Write statements to explain what you have found out.
How did you get on?
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2
4
6
8
10
12
14
16
18
20
198
8
199
2
199
6
200
0
200
4
200
8
198
4
198
0
22
Number of bronze medalsTeam GB have won in the
past 8 Olympic Games
Nu
mb
er
of
med
als
2
4
6
8
10
12
14
16
18
20
198
8
199
2
199
6
200
0
200
4
200
8
198
4
198
0
22 Number of silver medalsTeam GB have won in
the past 8 Olympic Games
Year
Nu
mb
er
of
med
als
2
4
6
8
10
12
14
16
18
20
198
8
199
2
199
6
200
0
200
4
200
8
198
4
198
0
22
Number of Gold medalsTeam GB have won in the
past 8 Olympic Games
Year
Nu
mb
er
of
med
als
5
10
15
20
25
30
35
40
45
50
198
8
199
2
199
6
200
0
200
4
200
8
198
4
198
0
Number of medalsTeam GB have won in the
past 8 Olympic Games
Year
Nu
mb
er
of
med
als
Number of male and female competitors
representing Team GBat past Olympics.
197
6
198
8
200
0
192
0
191
2
Nu
mb
er
of
med
als
Year Competitors Male Female
1912
274 264 10
1920
235 219 16
1976
284 210 74
1988
345 219 126
2000
310 181 129
2008
311 168 143
50
100
150
200
250
300
350
400
450
200
8
What are your predictions?
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Year Gold Medals
Silver Medals
Bronze Medals Total Medals
1984 5 11 21 37
1988 5 10 9 24
1992 5 3 12 20
1996 1 8 6 15
2000 11 10 7 28
2004 9 9 12 30
2008 19 13 15 47
2012
Reasons for predictions
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