Timeline for Linear Regression with a Dependent Variable that is a Ratio
Current License: CC BY-SA 3.0
6 events
| when toggle format | what | by | license | comment | |
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| Aug 15 at 11:29 | comment | added | Geoff | @Affine why in the second equation and third equation is Z^-1, not Z, multiplied by epsilon? | |
| Apr 13, 2017 at 12:44 | history | edited | CommunityBot |
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| May 16, 2013 at 15:46 | comment | added | Aaron Kreider | Ok. I looked at the suggested approaches in your linked question and they make sense. I do not know enough about this to actually recommend them one way or the other, but if someone confirms your suggestions than I could try them out. | |
| May 16, 2013 at 3:36 | comment | added | Affine | No, Z is a nxn diagonal matrix, with the diagonals being your sales price. My notation in the first equation might be confusing since it isn't using matrix notation. $ Z^{-1}Y = \alpha_0 + \alpha_XX + \epsilon$ would be in line with the rest. | |
| May 15, 2013 at 21:03 | comment | added | Aaron Kreider | Are you assuming a fixed Z? I've got 27,000 cases (aka properties) and the Y (assessment price) and Z (sales price) differ for each one. | |
| May 15, 2013 at 20:17 | history | answered | Affine | CC BY-SA 3.0 |