Brian;

Code error.

I extended the date range to include more of Amit's predictions but forgot to extend the random range so I got more small values than I should have.

Creeping senility...

Roger

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350 quakes
Odds are .2967 for a mag 6.5 quake in a 3 day window.
226 Amit predictions.
68 Amit hits. 67 expected.
Expected hits = 226 * .2967 = 67

5 10 15 20 25 30 35 40 45 50
0 0 0 0 0 0 0 5 86 1083

55 60 65 70 75 80 85 90 95 100
6816 21025 32075 25583 10701 2333 274 19 0 0