3 ms·
By filtering out answers that arrive after more than 5 hours, you're really skewing the data, and in a very arbitrary way. Why not 4 hours, or 6? Note that filt
by tomerv 14y ago
By filtering out answers that arrive after more than 5 hours, you're really skewing the data, and in a very arbitrary way. Why not 4 hours, or 6?
Note that filtering also caused languages to change relative positions (e.g. PHP climbed from 5th place to 1st).
- guilespi 14y agoIt does, the 'clustering by hand' in categories according to hardness is completely unscientific. I guess if done properly more categories would arise (e.g. bad formed questions) and possibly trends would change. It's fun none the less ;)
- zzleeper 14y agoWell he could always compute the median. Less robust to outliers. 100 questions answered in 1 minute, with one question answered in 1 day will give you an avg of 15 minutes instead of the more representative 1 minute