It might be informative to show the highest degree earned only for people who have completed their formal education.
I think the average age might be underestimated: the age of the respondents appeared to have a negative relationship with the response rates (link).
It might be informative to show the highest degree earned only for people who have completed their formal education.
I think the average age might be underestimated: the age of the respondents appeared to have a negative relationship with the response rates (link).