diff options
| 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/a116.py | |
Init
Diffstat (limited to 'progs/a116.py')
| -rw-r--r-- | progs/a116.py | 19 |
1 files changed, 19 insertions, 0 deletions
diff --git a/progs/a116.py b/progs/a116.py new file mode 100644 index 0000000..f9da081 --- /dev/null +++ b/progs/a116.py @@ -0,0 +1,19 @@ +import math
+import sys
+def sd_calc(data):
+ n = len(data)
+ if n <= 1:
+ return 0.0
+ mean, sd = avg_calc(data), 0.0
+ for el in data:
+ sd += (float(el) - mean)**2
+ sd = math.sqrt(sd / float(n-1))
+ return sd
+def avg_calc(ls):
+ n, mean = len(ls), 0.0
+ if n <= 1:
+ return ls[0]
+ for el in ls:
+ mean = mean + float(el)
+ mean = mean / float(n)
+ return mean
\ No newline at end of file |