Graphs

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Slide 1

Graphs Gr. 8

Presenting data to show relationships using charts.

Slide 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

Slide 3

Answer:

A. line graph

Slide 4

On a stem-and-leaf plot,

if the key reads “2 l 7 = 270” what numbers would this represent?

3 l 1 1 3 5

E. 31, 31, 33, 35

F. 301, 301, 303, 305

G. 310, 310, 330, 350

H. 3010, 3010, 3030, 3050

Slide 5

Answer:

G. 310, 310, 330, 350

Slide 6

Which of these Values is not used to create a box-and-whisker plot?

A. minimum

B. maximum

C. median

D. mode

Slide 7

Answer:

D. mode

Slide 8

Create a bar graph with this data on Pro Basketball players and the colleges they attended.

Slide 9

Answer:

Slide 10

Sketch a graph of this equation

y = ½ x – 3

Slide 11

Answer:

-3

2

4

-2

y

x