[Homer]

Here's a quick example. Say your EV is 1 BB/hr and your SD is 10 BB/hr.

<font class="small">Code:</font><hr /><pre>
x P(behind)
1 46.02%
10 37.59%
50 23.97%
100 15.87%
500 1.27%
1000 0.08%</pre><hr />
-- Homer