Oscar Analytics can be launched from Back Office.  Under Analytics, click the Analytics icon on the right side pane

This will open the Analytics portal in your web browser.

You will need to log in to the portal using the credentials set against the analytics page.  These can be added by double-clicking the Analytics user types in Back Office.  Double-click the appropriate user type, and select the user tab.  From there, you can add a new user, or edit existing users in order to change a user name, or reset a password.