Answering Questions Using Graphs

Which graph goes with this data set?

• Graph A

• Graph B

• Graph C

• Graph D

The graph below is based on the "Rat in a maze data" at left. What is wrong with the graph?

• The graph has no title.

• There are no units on the vertical axis label.

• A poor choice of scale was made for the vertical axis.

• All of the above.

What is the BEST type of graph for the data set below?

• Bar graph

• Line Graph

• Pie Chart

• Scatter plot

Four students graphed the data below (orange = carrot, green = bell pepper). Which graph is correct?

• Graph A

• Graph B

• Graph C

• Graph D

Eight college students recorded how many hours they exercised every week. Then they measured their pulse (heartbeats per minute) while they were resting.

What does the graph show?

• The more you exercise, the higher your resting pulse.

• The more you exercise, the lower your resting pulse.

• Exercise has no effect on your resting pulse.

• All the college students had the same resting pulse.

Graphs are tools that help:

• to show or visual data.

• to perform calculations.

• to solve problems.

• to gather information.

Data tables are tolls that help:

• to perform calculations.

• to solve problems.

• to organize or summarize data.

• to visualize data.

The following graphs have an x- and y-axis:

(check all that apply)

• pie chard

• bar graph

• line graph

• scatter plot

Which kind of graph would BEST show how the price of bread has changed over time?

• bar graph

• pie chart

• line graph

• dot plot

What does this scatter plot indicate about the relationship between age and salary?

• As age increases, salary decreases.

• As age increases, salary increases.

• Salary peaks at age 35, then decreases.

• There is no relationship between salary and age.