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| author | Santo Cariotti <santo@dcariotti.me> | 2024-05-28 10:29:13 +0200 |
|---|---|---|
| committer | Santo Cariotti <santo@dcariotti.me> | 2024-05-28 10:29:13 +0200 |
| commit | f05d888a0b621ca4e99e2b0fb6e23c097006fe41 (patch) | |
| tree | eebbb2489144112d3288393e354d19375a0aa088 /progs/a849.py | |
Init
Diffstat (limited to 'progs/a849.py')
| -rw-r--r-- | progs/a849.py | 10 |
1 files changed, 10 insertions, 0 deletions
diff --git a/progs/a849.py b/progs/a849.py new file mode 100644 index 0000000..b35a0d0 --- /dev/null +++ b/progs/a849.py @@ -0,0 +1,10 @@ +def nCr(n, r):
+ if (r > n / 2):
+ r = n - r
+ answer = 1
+ for i in range(1, r + 1):
+ answer *= (n - r + i)
+ answer /= i
+ return answer
+def binomial_probability(n, k, p):
+ return (nCr(n, k) * pow(p, k) * pow(1 - p, n - k))
\ No newline at end of file |