http://googleappsupdates.blogspot.com/2008/11/google-analytics-for-google-apps.html

Google Apps administrators can now link their Google Analytics accounts to Google Apps, providing administrators with usage data for Google Docs and Google Sites.

<< Editions impacted:
Standard, Premier, Education and Partner Editions >>

Yet according to the blog post (and inline with what I'm seeing) it's only Premier Editions that get this new feature:

<< Google Apps Premier and Education Edition administrators can link their Google Analytics accounts to Google Apps through the Google Apps administrative control panel. >>

http://googleenterprise.blogspot.com/2008/11/google-analytics-for-google-apps.html

The official update feed from the Google Apps team says all versions can enable it. They should know what they're talking about:
"Editions impacted:
Standard, Premier, Education and Partner Editions"
http://googleappsupdates.blogspot.com/2008/11/google-analytics-for-google-apps.html

Yes, they *should* know what they're talking about but I can't see the option in my Standard Edition account...