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, illustrating how one variable changes in relation to another.

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 or amount.

Front

What does an upward trend in a line graph indicate?

Back

An upward trend indicates that the value of the dependent variable is increasing over time.

Front

What does a downward trend in a line graph indicate?

Back

A downward trend indicates that the value of the dependent variable is decreasing over time.

Front

How can you identify the highest point on a line graph?

Back

The highest point on a line graph is identified by the peak of the line, where the y-value is the greatest.

Front

What does it mean if a line graph is flat?

Back

A flat line on a graph indicates that there is no change in the dependent variable over the time period shown.

Front

What is the purpose of using a line graph?

Back

The purpose of using a line graph is to visually represent data to show trends, patterns, and changes over time.

Front

What is a data point in a line graph?

Back

A data point is a specific value plotted on the graph, representing the relationship between the independent and dependent variables.