Line chart

Line graph video

Line graph videos

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Line chart

Line chart

What is a line chart or line graph?
A line chart or line graph is a type of chart which displays information as a series of data points called 'markers' connected by straight line segments. It is a basic type of chart common in many fields.

 

How is a line chart different from a scatter plot?
A line chart is similar to a scatter plot except that the measurement points are ordered (typically by their x-axis value) and joined with straight line segments.

 

What is line chart is used for?
A line chart is often used to visualize a trend in data over intervals of time – a time series – thus the line is often drawn chronologically. In these cases they are known as run charts.

 

Video: Learning about Line Graphs

 

Example of a Line Chart

In the experimental sciences, data collected from experiments are often visualized by a graph. For example, ................

 

 

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Let's Review 

  1. A ________ ________ or ________ ________ is a type of chart which displays information as a series of data points called '________ ' connected by straight line segments.
  2. A line chart is similar to a scatter plot except that the measurement points are ordered (typically by their x-axis value) and joined with ______ ______ segments.
  3. A line chart is often used to visualize a ___________ in data over intervals of time – a time series – thus the line is often drawn chronologically.
  4. When line charts are drawn as a time series, they are also known as ___________ charts.

 

Answer

  1. A line chart or line graph is a type of chart which displays information as a series of data points called 'markers' connected by straight line segments.
  2. A line chart is similar to a scatter plot except that the measurement points are ordered (typically by their x-axis value) and joined with straight line segments.
  3. A line chart is often used to visualize a trend in data over intervals of time – a time series – thus the line is often drawn chronologically.
  4. When line charts are drawn as a time series, they are also known as run charts.

 

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