Note that only chapter and dep are compulsory.
Format
A data frame with 5 rows (chapters) and 5 variables:
- chapter
Manual entry chapter title
- author
Single, or multiple authors separated by semicolon
- dep
Columns in ex_survey having the role of dependent variable
- indep
Columns in ex_survey having the role of independent variable
- irrelevant_col
Just a column about something else to verify that the system works also with superfluous information.