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[Linear regression in R](http://r-statistics.co/Linear-Regression.html)
[Formula syntax](https://www.rdocumentation.org/packages/stats/versions/3.6.2/topics/formula)
1. The : is for interactions b…
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Hey Dr. Singmann,
I really like afex. It has been helpful so far with getting overall tests for categorical variables with more than 2 levels except when I have a GLMM that I need to use more itera…
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Hello!
I want to run a power analysis based on the code and data from Brysbaert & Stevens, M. (2018). Power Analysis and Effect Size in Mixed Effects Models : A Tutorial. (https://osf.io/fhrc6/)
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In this page:
http://statsmodels.sourceforge.net/stable/examples/notebooks/generated/mixed_lm_example.html
statsmodels and R are compared side by side. However in the summary for fixed effects what …
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Several arguments of a function `fit` typically refer to dataframe variables which are not regressors. Some examples: variables used to compute standard errors, weight variables, variables used to spe…
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Hi @gndaskalova
Just thought I'd start a new issue thread here to ask for your input on the improvement for the second data vis tutorial. As per our previous discussion, I've left Hadyn's more com…
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##### Description
The ruby code generator should fail if one of the generated model classes shadows a standard class.
The code generator generates the model classes in the same namespace as the st…
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Does the automatic pool() function count a random effect (e.g., a random intercept) as a parameter in calculating the degrees of freedom for a mixed model? I ask because I would like to manually pool…
ajw11 updated
12 months ago
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In the past, it was necessary for every primary or secondary threat to have at least one role-level cause, i.e., a cause defined in terms of an asset behaviour (for secondary threats) or TWA (for prim…
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### Problem
Chapter 9 and 11 are failing to knit due to changes in dplyr(1.0) or broom(0.7)
I consulted [this StackOverflow post](https://stackoverflow.com/a/63774042/14863734) for guidance (an…