20250425 - fix error

Author: isaactpetersen

regression.Rmd

@@ -915,7 +915,11 @@ robcov(ols(
   data = mydata,
   x = TRUE,
   y = TRUE))
+```
+
+Use "cluster" variable to account for nested data within-subject:
 
+```{r, eval = FALSE}
 robcov(ols(
   t_ext ~ m_ext + age,
   data = mydata,
@@ -924,6 +928,7 @@ robcov(ols(
   cluster = mydata$tcid) #account for nested data within subject
 ```
 
+
 ### 4. Errors are independent
 
 Independent errors means that the errors are uncorrelated with each other.