All about graphs
Graphs in
general
Bar graphs
and
Histograms
Line graphs
Circle graphs
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collection of information
Data
A graph that shows data
by using picture
symbols
Pictograph
Census
Sample
Mode
Bar graph
Histogram
Frequency
Bar graph
Type of graph that would
be appropriate to
display the numbers of
girls and the numbers
of boys who use the
playground each day for
one week?
Double bar graph
Line graph
Percentage of Students Who Are Left
Handed
8.0%
7.0%
6.7%
Percentage
6.0%
5.2%
5.0%
4.9%
4.0%
3.0%
2.0%
3.7%
2.5%
1.0%
0.0%
1960
1970
1980
1990
Year
2000
2010
2020
Between which two years
was the greatest percent
change in left handed
students
2000-2010
Tem
˚C
S
M
Tu
W
Th
F
S
in two
cities
Toronto
14
15
14
13
12
13
14
in Oct
Montreal 13
14
13
12
11
14
13
Graph that best represents this data
Double line graph
True
Time scale e.g. minutes,
days, months or years
Type of graph useful for
comparing parts of a
whole
Circle graph
Sarah would use this
graph to show what
part of her total
allowance she
spends on clothes,
entertainment, books ,and
other categories
Circle graph
Favorite Ice Cream Flavors
5%
5%
15%
Vanilla
C hocolate
50%
Strawberry
C ookie Dough
Other
25%
A local school survey
indicated favorite ice
cream flavours for the
grade 8 students.
According to the graph
the favorite flavour
Vanilla
Favorite Ice Cream Flavors
5%
5%
15%
Vanilla
C hocolate
50%
Strawberry
C ookie Dough
If 40 students like vanilla
flavour the best, the
number students
surveyed
Other
25%
80 students
Favorite Colors
20%
Blue
5%
50%
Red
Green
Purple
25%
Favorite colors of grade 8
students are shown in
this circle graph. Ten
students had red as
their favorite color.
Number of students
surveyed
40
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Jeopardy - UOIT Math 2010