Scatter plots

Pre Algebra

Scatter Plot

A graph with points plotted to show a possible relationship between two sets of data.

Association

The description of the relationship between two data sets.

No Association

Has no relationship between two data sets.

Positive Association

Data values increase or decrease together.

Negative Association

One set of data values increase while the other decreases.

Linear Association

Data points that lie on roughly along a line.

Nonlinear Association

Data points that follow a pattern and do not resemble line.

Outlier

A point that does not follow an overall pattern on a graph.

Cluster

A set of closely grouped data.

Trend Line