Timeline for Harmonic mean of random variables
Current License: CC BY-SA 2.5
4 events
| when toggle format | what | by | license | comment | |
|---|---|---|---|---|---|
| Nov 19, 2009 at 19:25 | comment | added | Theo Johnson-Freyd | The harmonic mean is the arithmetic mean conjugated by x \mapsto 1/x. | |
| Nov 19, 2009 at 15:54 | comment | added | Michael Lugo | It was so trivial that I didn't want to actually sit down and do it, and so I was afraid there was some reason it wouldn't work (say, that x -> 1/x isn't monotone). | |
| Nov 19, 2009 at 15:46 | comment | added | Mark Meckes | No perhaps: it's a trivial exercise to show this works. | |
| Nov 19, 2009 at 15:44 | history | answered | Michael Lugo | CC BY-SA 2.5 |