Section 2
Graphing Data
By Boundless
![Thumbnail](../../../../../../figures.boundless-cdn.com/17950/raw/quality-characteristic-xxx.jpg)
Statistical graphics allow results to be displayed in some sort of pictorial form and include scatter plots, histograms, and box plots.
![Thumbnail](../../../../../../figures.boundless-cdn.com/17754/square/ab-1-stem-and-leaf-display.jpg)
A stem-and-leaf display presents quantitative data in a graphical format to assist in visualizing the shape of a distribution.
A graph is a representation of a set of objects where some pairs of the objects are connected by links.
![Thumbnail](../../../../../../figures.boundless-cdn.com/17753/square/meter-output-and-met-value.jpeg)
A plot is a graphical technique for representing a data set, usually as a graph showing the relationship between two or more variables.
![Thumbnail](../../../../../../figures.boundless-cdn.com/18390/raw/slope-picture.jpg)
The concepts of slope and intercept are essential to understand in the context of graphing data.
![Thumbnail](../../../../../../figures.boundless-cdn.com/18392/square/07-01-20at-2010.30.44-20am.jpeg)
A line graph is a type of chart which displays information as a series of data points connected by straight line segments.
![Thumbnail](../../../../../../figures.boundless-cdn.com/17752/raw/funcionlineal01.jpg)
In statistics, linear regression can be used to fit a predictive model to an observed data set of