A card drawing simulation with 100 trials
The average number of cards required to
find 1 copy of
the target card is 49.
| Cards Drawn |
Games |
Sum |
| 1 - 5 |
2 |
2 |
| 6 - 10 |
3 |
5 |
| 11 - 15 |
3 |
8 |
| 16 - 20 |
7 |
15 |
| 21 - 25 |
7 |
22 |
| 26 - 30 |
4 |
26 |
| 31 - 35 |
5 |
31 |
| 36 - 40 |
5 |
36 |
| 41 - 45 |
10 |
46 |
| 46 - 50 |
11 |
57 |
| 51 - 55 |
5 |
62 |
| 56 - 60 |
4 |
66 |
| 61 - 65 |
4 |
70 |
| 66 - 70 |
6 |
76 |
| 71 - 75 |
4 |
80 |
| 76 - 80 |
6 |
86 |
| 81 - 85 |
6 |
92 |
| 86 - 90 |
8 |
100 |
|
|
Examples
I have 8 Information Highways in my 90 card deck; when
should I expect to draw at least 1?
Decksize = 90, Target = 8, Search = 0, Desired = 1
I have 12 Raptors and 6 Muricia's Call in my 90 card
deck; when should I expect to draw at least 7?
Decksize = 90, Target = 12, Search = 6, Desired = 7
I have 2 Anthelios and 1 Fortschritt Library in my 90
card deck; when should I expect to draw at least 1?
Decksize = 90, Target = 2, Search = 1, Desired = 1
I have 5 vampires with Dominate in my 12 card crypt;
when should I expect to draw at least 1?
Decksize = 12, Target = 5, Search = 0, Desired = 1