Data Visualization Methods

Front

Bar Graph

Back

Easy to make comparisons between categories.

Front

Circle Graph

Back

Good for data given the percentage of a category within the whole data set, not appropriate for sets that do not represent a whole population.

Front

Stem and Leaf Plot

Back

Displays individual data points, difficult to visualize trends

Front

Dot Plot

Back

Useful for showing clusters and gaps, useful for showing trends in the data, difficult with large data sets

Front

Box Plot

Back

Shows measures of center and spread; does not show clusters, gaps, or individual data points.

Front

Histogram

Back

Useful for showing trends and making comparisons, does not show individual data points.

Front

Two-Way Frequency Tables

Back

Displays individual data points and is useful for finding joint and marginal frequencies, but it is difficult to see trends.

Front

Segmented Bar Graph

Back

Shows how a category is divided into subcategories. Too many categories or subcategories can be difficult to read.

Front

Scatter Plot

Back

Displays individual data points and is easy to visualize general trends, but can be difficult to see changes between data points.

Front

Line Graph

Back

Easy to see changes between data points and shows how data changes over time. Large data sets may be difficult to read.