This page in Mactopia explains what you have to do to get an analysis tools package.
That page will send you HERE
. It's a program called StatPlus:Mac.
And then if you click on "Buy", you will find yourself HERE
You'll see that the Statplus:Mac (Academic Version) is only another $90.00.
Plus you'll have an academic version of Office 2008, which is eligible for a free upgrade to Office 2011.