Ultimate GA - this is a WordPress plugin to add JavaScript to your weblog for using Google Analytics. It does not only add the basic JavaScript to track your pages, but can also add JavaScript to outbound, mailto: and download links so you can also track clicks on these links.
Instructions:

Go to the administration page of [...]

You want to rank well on the search engines, but you need to ask yourself: why should you rank well? It’s more obvious why you want to rank well:

you want to spread the word on something that is important to you
you want more visitors
you want to change the world
or maybe you just want to sell [...]