On Fri, 06 Feb 2004 04:49:10 GMT, "pestcontrol"
<pestcontrol@excite.net> wrote:

>1. Suppose a terrorist adds ricin to the steel milk jugs at the Shibuya
>Starbucks. The jug contains 500 ml of milk, and the average person uses 10
>ml of milk, with a standard deviation of 5 ml. Suppose further that the
>customers are 40% chapatsu freeters, 20% English teachers, 10% enjo kosai
>teens, and 30% salarymen with bad breath. Suppose the ricin has a 70% chance
>of killing the victim within 3 days. Calculate
>
>a) The expected number of dead chapatsu freeters

Man. the old kill filter's getting a workout today.