Maths-It Podcast F-23 Gcse Graphs And Charts Worksheet Page 4
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5Maths-it Podcast F-23
Foundation GCSE Revision
Graphs and charts
4.
David and Hayley are pupils at different schools.
They each did an investigation into their teachers’ favourite colours.
Here is David’s bar chart of his teachers’ favourite colours.
5
4
Frequency
3
2
0
Red
Blue
Green
Colours
(a)
Write down two things that are wrong with David’s bar chart.
..............................................................................................................................
..............................................................................................................................
(2)
Hayley drew a bar chart of her teachers’ favourite colours.
Part of her bar chart is shown below.
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10
8
6
Frequency
4
2
0
Green
Red
Blue
Yellow
Colours
9 teachers said that Yellow was their favourite colour.
4 teachers said that Green was their favourite colour.
(b)
Complete Hayley’s bar chart.
(2)
(c)
Which colour was the mode for the teachers that
Hayley
asked?
.....................................
(1)
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