I was on a call yesterday with a web analyst from our implementation team looking into savvy ways of segmenting web analytics data by survey responses.  Lo and behold, the survey page wasn't tagged with our web analytics code!  Guess what success event on the page resulted in an increased exit rate?

In short, here's a best practice when analyzing and reporting exit rates.  Answer the questions, "Does the page link to pages that should be tagged but aren't?"