We mentioned that delta() is commonly used with %tc timevars because Stata's %tc variables have units of milliseconds. If delta() is not specified and in some model you refer to L.bp, you will be referring to the value of bp 1 ms ago. Few people have data with periodicity of a ...
"Boolean (yes/no)" in Epidata. But when data was exported to Stata 8.2, the result is very frustrating: <snip> What I need is just a binary variable. Must I have to transform it to numerical variable firstly and then label variables and values again manually? Are there any other ways...
How to average/mean variables in R based on the level of another variable (and save this as a new variable)? Installing readxl, tidyveerse and devtools Get Google trends data - problem with output Ggplot doesn't take an Empty dataset what to do? A Durbin-Watson test question Co...