Graphs and Charts

What is the purpose of a title in a graph?

• To explain the purpose of the graph

• To label the x-axis and y-axis

• To show percentages of a whole

• To track changes over time

Which axis represents the independent variable in a graph?

• X-axis

• Y-axis

• Color

• Ruler

What are bar graphs used for?

• Comparing things between different groups

• Showing percentages of a whole

• Tracking changes over time

• Pairing two variables together

When should a pie chart be used?

• To track changes over time

• To contrast two sets of data

• To show percentages of a whole

• To compare things between different groups

What type of graph is used to track changes over short and long periods of time?

• Bar graph

• Double bar graph

• Pie chart

• Line graph