A geomantic chart contains 1.75 dragons on average. (My daily geomantic charts contain 2.10 dragons on average.)
The chance of a chart containing a given number of dragons is:
0 | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15
|
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19% | 28% | 26% | 16% | 7% | 2% | <1% | <1% | <1% | 0% | <1% | 0% | 0% | 0% | 0% | 0% |