Topic 4: Bivariate Data

Cluster: an interval where the data is concentrated

Correlation: a measure of the strength of the relationship between two variables

Gap: an interval where the data is not represented

Line of Best Fit (Trend Line): the line that best matches the data

Outlier: a piece of data that does not match the rest

Scatter Plot: a two variable graph showing the relationship between the variables

Stacked Bar-Graph: a bar graph in which each bar is divided into subcategories to show realtive distributions within each category

Two-Way Table: a frequency table showing two sets of categorical data