How do I open Dashboard Designer?
http://sharepoint.microsoft.com/blogs/GetThePoint/Lists/Posts/Post.aspx?ID=367
how to enable sharepoint developer dashboard
http://powerpivotgeek.com/2010/05/18/enabling-the-sharepoint-developer-dashboard/
Getting Started: Introduction to the Business Intelligence Center
http://office2010.microsoft.com/en-us/sharepoint-server-help/getting-started-introduction-to-the-business-intelligence-center-HA101809949.aspx