Restatement: 1) disease is 100% fatal in one week if not treated 2) the test for the disease has a 30% false pos rate 3) the test for the disease has a 10% false neg rate 4) the true incidence of the disease among those tested is 1% 5) if you test positive for the disease do you: A) take a drug that always cures disease but kills 20% of patients from it's side effects OR B) take a drug that saves only 70 % from disease mort - but with relatively benign side effects (I.e. No one dies from side effects)