Hello guys, Welcome to Africa's Largest Video Search Engine, and you are watching Variance and Standard Deviation: Why divide by n-1?. and this video is uploaded by zedstatistics at 2017-04-03T01:22:41-07:00. We are just promoting this video only for entertainment and educational purpose only. I hop you like our Video Search Engine. [wpY9o_OyxoQ]
| Name | Variance and Standard Deviation: Why divide by n-1? |
| Video Uploader | Video From zedstatistics |
| Upload Date | This Video Uploaded At 03-04-2017 08:22:41 |
| Video Discription | See all my videos at www.zstatistics.com :) This video covers a few pesky concepts that are often glossed over. 0:00 Variance and standard deviation recap 2:39 Why do we bother with "variance" at all (ie. why square stuff)? 6:55 Why do we divide by n-1? 10:47 What do we mean by degrees of freedom? Spreadsheet downloadable here: http://www.zstatistics.com/s/Empirical-proof-of-standard-deviation.xlsx [wpY9o_OyxoQ] |
| Category | Education |
| Tags | why divide by n-1 | standard deviation | variance | degrees of freedom | zedstatistics | zstatistics | justin zeltzer |
