JavaScript must be enabled in order to use this site.Please enable JavaScript in your browser and refresh the page. ConfidenceBands.Line Syntax Parameters Return Value Function ConfidenceBands.Line( _ Optional index As Integer = 1) As EllipseConfidenceBandsLine index [in, optional] Type: Integer Default value: 1 EllipseConfidenceBandsLine Copyright © 2020. TIBCO Software Inc. All Rights Reserved.