Scatter Plot Vocabulary

Front

___ data for two variables.

Back

bivariate

Front

Outlier

Back

a value much greater or much lesser than the others in the data set

Front

x-values and y-values either increase together or decrease together

Back

Positive association

Front

x-values and y-values are going in opposite directions. Therefore, one is decreasing and the other is increasing.

Back

Negative association

Front

The x-values and the y-values are both doing their own thing, going in all different directions.

Back

No association

Front

A relationship between two variables in which the data do increase and decrease together at the same rate.

Back

Linear association

Front

A relationship between two variables in which the data do not increase or decrease together at the same rate.

Back

non linear association

Front

The line on a scatter plot that helps show the correlation between data sets more clearly

Back

Trend line

Front

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

Back

scatter plot

Front

a measure of the steepness of a line on a graph; the rise divided by the run

Back

Slope