# Graph > Bar Chart

A bar chart shows the frequencies of a number of categories. With this utility, you can create horizontal or vertical bar charts that represent the frequences of a number of data series with data in a number of categories.

The bar chart utility allows the user to specify graph variables containing data series and a category variable. The number of categories must be the same as the number of data values in each series. It also provides the options of having a plot title, axis labels, and legend.

- To open the histogram utility, select Graph > Bar Chart.
- To add a data series, select the column containing the data values in the Select the column variable of a new series: and click the Add Series button.
- To remove a data series, select the series in the Graph Series list, and click the Remove Series button.
- Select the column containing category labels for the data values in each series.
- Select whether to have horizontal or vertical bars under Directions of bars drop-down menu.
- Enter labels for the x and y axis in the corresponding text fields.
- Enter the plot title in the Plot Title: text field.
- Select the Show Legend check box to show a legend indicating the different groups.
- Click OK to create the bar chart.