Timeline for Can the correlation coefficient of a quadratic model be calculated?
Current License: CC BY-SA 4.0
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| Sep 1, 2023 at 16:38 | comment | added | Dave | @BeeLong I could see taking the square root and then considering the sign of the quadratic coefficient to say if the parabola opens up or down. This can be defended as a reasonable analogue of Pearson correlation, but it definitely does not measure the linear relationship between the two variables. | |
| Apr 6, 2022 at 20:14 | comment | added | BeeLong | Thanks for the help! I was wondering if there was a different (weird) type of correlation coefficient that could do this for quadratic regression? May not even a CC just something that does the same sort of thing. | |
| Apr 6, 2022 at 11:41 | history | edited | Dave | CC BY-SA 4.0 |
added 10 characters in body
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| Apr 6, 2022 at 11:32 | history | answered | Dave | CC BY-SA 4.0 |