Check out the given walk-through on how to set the Metric Summary properties.
The Metric Summary displays the measure-wise summary. The users can select any number of Dimensions and Measures to show the metric summary.
Measure Description: Provide a heading for the selected dimensions or measures column.
Summary Description: Provide a heading for the displayed summary column.
Colum Type: Two types show the column in a chart view.
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Progress Bar
Exclude from Global Filter: Enabling this option excludes the view from the Global.
Filter: Select a filter condition from the drop-down menu.
The users can modify the series Properties of the selected Measures.