Just thought I'd add this to the conversation and see what people got.
From the WWZ website
http://www.randomhouse.com/crown/worldwarz/
Click on the risk calculator and fill out the questions. Unfortunately it only works for calculating when you live in the US.
(I had to cheat slightly as to where I live)
35% Chance of survival.
Sounds bad but when I punched in what I thought (after reading the Zombie Survival Guide and WWZ) would be the best possible answers I only came up with a 69% chance of survival.