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 the title of a graph indicate?

Back

The title of a graph describes what the graph is about, helping the viewer understand the data being presented.

Front

What is the purpose of the x-axis in a line graph?

Back

The x-axis typically represents the independent variable, often showing categories or time.

Front

What is the purpose of the y-axis in a line graph?

Back

The y-axis usually represents the dependent variable, showing the values or measurements related to the data.

Front

How do you determine the highest point on a line graph?

Back

The highest point on a line graph is found by looking for the peak of the line, which indicates the maximum value of the data.

Front

What does it mean if a line on a graph is increasing?

Back

If a line on a graph is increasing, it means that the values are getting larger over time or across the categories represented.

Front

What does it mean if a line on a graph is decreasing?

Back

If a line on a graph is decreasing, it means that the values are getting smaller over time or across the categories represented.

Front

What does it mean if a line on a graph is flat?

Back

A flat line on a graph indicates that the values are staying the same over time or across the categories represented.

Front

How can you find the difference between two points on a line graph?

Back

To find the difference between two points, subtract the value of one point from the value of the other.

Front

What is a data point in a line graph?

Back

A data point is a specific value plotted on the graph, representing the measurement at a particular time or category.