I have to use a multiple linear regression model to investigate whether the effects of being drafted on levels of trust are different for the different race/ethnicity groups defined in the variable RaceEthnicity (White, Black and Hispanic). I tried many times but I can't complete it.
If you tell us where you get stuck, its possible we might help.
I would really encourage you to review the following guide, FAQ: Tips for writing R-related questions.
For example, the guide emphasizes asking coding questions with formatted code-chunks and a
You may have noticed folks here requesting minimal
reprexes, that's because asking questions this way saves answerers a lot of time.
- help make your question clear and replicable
- increases the probability folks will reach out and try to help,
- reduces the number of back-and-forths required to understand the question,
- and makes your question and suggested solutions more useful to folks in the future researching similar problems.