1. Presenting data to show relationships using charts.
Lecture on Graphs
Presenting data to show relationships using charts.

2. 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

3. Answer:
A. line graph

4. On a stem-and-leaf plot,
if the key reads “2 l 7 = 270” what numbers would this represent?
3 l
E. 31, 31, 33, 35
F. 301, 301, 303, 305
G. 310, 310, 330, 350
H , 3010, 3030, 3050

5. Answer:
G. 310, 310, 330, 350

6. Which of these Values is not used to create a box-and-whisker plot?
A. minimum
B. maximum
C. median
D. mode

7. Answer:
D. mode

8. 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 3

9. Answer:

10. Sketch a graph of this equation:
y = ½ x – 3

11. Answer: y x -2 2 4 -3