What is the importance of a graph?
Graphs are a common method to visually illustrate relationships in the data.
The purpose of a graph is to present data that are too numerous or complicated to be described adequately in the text and in less space.
Do not, however, use graphs for small amounts of data that could be conveyed succinctly in a sentence..
How do you explain a line graph?
A line graph (also known as a line plot or line chart) is a graph which uses lines to connect individual data points that display quantitative values over a specified time interval. Line graphs use data point “markers” that are connected by straight lines to aid in visualization.
What type of data is used for line graphs?
Line graphs are usually used to show time series data – that is how one or more variables vary over a continuous period of time. Typical examples of the types of data that can be presented using line graphs are monthly rainfall and annual unemployment rates.
What are the lines on a chart called?
The line graph comprises of two axes known as ‘x’ axis and ‘y’ axis. The horizontal axis is known as the x-axis. The vertical axis is known as the y-axis.
How do you describe lines?
Lines can be horizontal, vertical or diagonal, straight, curved or free-form. They can be thick or thin, light or dark. Sometimes one line can be all of those things. Lines can be described in many ways — dashed, dotted, rough, smooth, zig-zag, implied.
What are the five parts of a line graph?
The following pages describe the different parts of a line graph.The Title. The title offers a short explanation of what is in your graph. … The Legend. The legend tells what each line represents. … The Source. The source explains where you found the information that is in your graph. … Y-Axis. … The Data. … X-Axis.
How do you use a line graph?
Select the data that you want to plot in the line chart. Click the Insert tab, and then click Insert Line or Area Chart. Click Line with Markers. Click the chart area of the chart to display the Design and Format tabs.