Timeline for How would you explain covariance to someone who understands only the mean?
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| Apr 7, 2018 at 16:20 | comment | added | sapo_cosmico | Downvoted as the answer implies that covariance and correlation can be used interchangeably. | |
| Nov 9, 2011 at 18:24 | comment | added | PhD | Covariance is not necessarily interchangeable with correlation - the former is very unit dependent. Correlation is a number between -1 and 1 a unit-less scalar representing the 'strength' of the covariance IMO and that's not clear from your answer | |
| Nov 9, 2011 at 9:28 | history | answered | Adam | CC BY-SA 3.0 |