File:Probabilite d20 2d10 3d6.png

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Probabilités comparées d'avoir un résultat avec un dé à vingt faces (1d20) et en sommant deux dés à dix faces (2d10) ou trois dés à six faces (3d6).

Tracé avec le tableur Microsoft Excel 97, mis au format PNG avec Jasc PaintShop Pro 6.


Comparison of the probabilities to have a given result with a twenty-sided die (1d20), with the sum of two ten-sided dice (2d10) and of three six-sided dice (3d6).

Drawn with the spreadsheet Microsoft Excel 97, converted to PNG with Jasc PaintShop Pro 6.

1d20
Score Nombre de
combinaisons
Probabilité
(%)
Probabilité
cumulée (%)
1 1 5 5,00
2 1 5 10,00
3 1 5 15,00
4 1 5 20,00
5 1 5 25,00
6 1 5 30,00
7 1 5 35,00
8 1 5 40,00
9 1 5 45,00
10 1 5 50,00
11 1 5 55,00
12 1 5 60,00
13 1 5 65,00
14 1 5 70,00
15 1 5 75,00
16 1 5 80,00
17 1 5 85,00
18 1 5 90,00
19 1 5 95,00
20 1 5 100,00
Total 20 100,00
2d10
Score Nombre de
combinaisons
Probabilité
(%)
Probabilité
cumulée (%)
2 1 1,00 1,00
3 2 2,00 3,00
4 3 3,00 6,00
5 4 4,00 10,00
6 5 5,00 15,00
7 6 6,00 21,00
8 7 7,00 28,00
9 8 8,00 36,00
10 9 9,00 45,00
11 10 10,00 55,00
12 9 9,00 64,00
13 8 8,00 72,00
14 7 7,00 79,00
15 6 6,00 85,00
16 5 5,00 90,00
17 4 4,00 94,00
18 3 3,00 97,00
19 2 2,00 99,00
20 1 1,00 100,00
Total 100 100,00
3d6
Score Nombre de
combinaisons
Probabilité
(%)
Probabilité
cumulée (%)
3 1 0,46 0,46
4 3 1,39 1,85
5 6 2,78 4,63
6 10 4,63 9,26
7 15 6,94 16,20
8 21 9,72 25,93
9 25 11,57 37,50
10 27 12,5 50
11 27 12,5 62,50
12 25 11,57 74,07
13 21 9,72 83,80
14 15 6,94 90,74
15 10 4,63 95,37
16 6 2,78 98,15
17 3 1,39 99,54
18 1 0,46 100,00
Total 216 100,00

Auteur/author : Christophe Dang Ngoc Chan (cdang)

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Date/TimeThumbnailDimensionsUserComment
current12:41, 3 October 2005Thumbnail for version as of 12:41, 3 October 2005482 × 566 (10 KB)Cdang (talk | contribs)Probabilités comparées d'avoir un résultat avec un dé à vingt faces (1d20) et en sommant deux dés à dix faces (2d10) ou trois dés à six faces (3d6). Tracé avec le tableur Microsoft Excel 97, mis au format PNG avec Jasc PaintShop Pro 6. ---- C

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