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Graphs
Gr. 8
Presenting data to show
relationships using charts.
Which type of graph would best
show the growth of the plant?
For a science experiment Joey is
measuring the growth of a bean plant.
Joey measures the height of the plant
every Monday for two months.

A. line graph

B. circle graph

C. bar graph

D. box-and-whisker plot
Answer:
 A. line graph
On a stem-and-leaf plot,
if the key reads “2 l 7 = 270” what
numbers would this represent?
3l1135

E. 31, 31, 33, 35

F. 301, 301, 303, 305

G. 310, 310, 330, 350

H. 3010, 3010, 3030, 3050
Answer:
G. 310, 310, 330, 350
Which of these Values is not used
to create a box-and-whisker plot?




A.
B.
C.
D.
minimum
maximum
median
mode
Answer:
D. mode
Create a bar graph with this data
on Pro Basketball players and the
colleges they attended.
North
U
East U
West U South
U
Center
U
5
4
2
4
3
Answer:
Pro Basketball Players
6
5
4
Number of
3
Players
2
1
0
North U
East U
West U South U Center U
Colleges
Sketch a graph of this equation:
y = ½ x – 3
Answer:
y
-2
2
-3
4
x