Topic 4 Vocabulary

Data that give measurements and are numerical

• Measurement Data

• Categorical Data

• Cluster

• Outlier

A graph that uses points to display the relationship between two different sets of data.

• Trend Line

• Gap

• Scatter Plot

• Relative Frequency Table

A group of points that lie close together.

• Gap

• Cluster

• Outlier

• Scatter Plot

An area on a graph that contains no data points.

• Cluster

• Gap

• Outlier

• Trend Line

A piece of data that does not seem to fit with the rest of the data set.

• Outlier

• Gap

• Categorical Data

• Cluster

A line on a scatter plot, drawn near the points, that approximates the association between paired data.

• Scatter Plot

• Gap

• Trend Line

• Measurement Data

Data that fall into categories and are not numerical.

• Measurement Data

• Categorical Data

• Relative Frequency Table

• Trend Line

Shows the ratio of the number of data in each category to the total number of data items.

• Relative Frequency Table

• Measurement Data

• Categorical Data

• Cluster

The change in y divided by the change in x.

• Ratio

• Slope

• x-axis

• y-axis

A relationship where for every x units of one quantity there are y units of another quantity.

• ratio

• slope

• x-axis

• y-axis