# 2.15: Line Graphs to Display Data Over Time

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**At Grade**Created by: CK-12Estimated5 minsto complete

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**Practice**Line Graphs to Display Data Over Time

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axis

The axis is the horizontal axis in the coordinate plane, commonly representing the value of the input or independent variable.axis

The -axis is the vertical number line of the Cartesian plane.Coordinate grid

The coordinate grid is formed by a horizontal number line and a vertical number line that cross at the (0, 0) point, called the origin. The coordinate grid is also called a Cartesian Plane or coordinate plane.Coordinates

The coordinates of a point represent the point's location on the Cartesian plane. Coordinates are written in ordered pairs: .Line Graph

A line graph is a visual way to show how data changes over time.Ordered Pair

An ordered pair, , describes the location of a point on a coordinate grid.Origin

The origin is the point of intersection of the and axes on the Cartesian plane. The coordinates of the origin are (0, 0).### Image Attributions

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Description

Learn how to display data over time in a line graph and analyze the data being displayed.

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Difficulty Level:

At Grade
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Date Created:

Oct 29, 2012
Last Modified:

Sep 04, 2016
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None

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