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? 3 l  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. minimum  B. maximum  C. median  D. mode

Answer: D. mode

Create a bar graph with this data on Pro Basketball players and the colleges they attended. North U East UWest USouth U Center U 54234

Answer:

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

Answer: y x