Line graph
This page provides the definition for a mathematics term.
About this resource
A glossary of terms used in mathematics.
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Line graph
A graph, often used for displaying time-series data, in which a series of points representing individual observations are connected by line segments.
Line graphs are useful for showing changes in a variable over time.
Example
Daily sales, in thousands of dollars, for a hardware store were recorded for 28 days. These data are displayed on the line graph below.
Curriculum achievement objectives references
Statistical investigation: Levels 3, 4, 5, 6, 7, 8
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