Timeline for Why estimated population variance differs from estimated $\sigma^2 + \tau^2$ in this random effects ANOVA?
Current License: CC BY-SA 4.0
7 events
| when toggle format | what | by | license | comment | |
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| Jun 6 at 3:32 | vote | accept | user1205901 - Слава Україні | ||
| May 25 at 12:36 | comment | added | BenP | @Erik Ruzek. Afai can see, the pooled variance is a measure for the within group variance, not for the total variance, called estimated_population_variance in the R script of the OP. | |
| May 25 at 12:11 | history | edited | utobi | CC BY-SA 4.0 |
edited tags; edited title
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| May 24 at 21:06 | answer | added | BenP | timeline score: 3 | |
| May 23 at 21:38 | comment | added | Erik Ruzek |
I believe the problem is that your estimated_population_variance calculation does not take into account the fact that the data is grouped. See blogs.sas.com/content/iml/2020/06/29/pooled-variance.html
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| May 23 at 14:16 | history | edited | user1205901 - Слава Україні | CC BY-SA 4.0 |
more detail
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| May 23 at 13:55 | history | asked | user1205901 - Слава Україні | CC BY-SA 4.0 |