4.3 Line Graphs

Front

What is a line graph?

Back

A line graph is a type of chart that shows information as a series of data points called 'markers' connected by straight line segments.

Front

What does a line graph typically show?

Back

A line graph typically shows trends over time, allowing us to see how data changes.

Front

What is the title of a graph?

Back

The title of a graph describes what the graph is about, such as 'Cookie Sales'.

Front

What is the x-axis in a line graph?

Back

The x-axis is the horizontal line on a graph that usually represents the independent variable, such as time.

Front

What is the y-axis in a line graph?

Back

The y-axis is the vertical line on a graph that usually represents the dependent variable, such as quantity.

Front

How do you read a line graph?

Back

To read a line graph, look at the points plotted on the graph and follow the lines to see how values change.

Front

What does it mean if two points on a line graph are at the same level?

Back

If two points are at the same level, it means the values are equal at those two points.

Front

What is the purpose of a line graph?

Back

The purpose of a line graph is to show trends over time and to visualize changes in data.

Front

What can you determine from the highest point on a line graph?

Back

The highest point on a line graph indicates the maximum value of the data being represented.

Front

What does a steep line on a line graph indicate?

Back

A steep line indicates a rapid change in value, either increasing or decreasing quickly.