For some interval and ratio variables, the entries are already numbers these are retained as in Question #3. When continuous variables are collapsed into ranges, as in Question #4, the ranges are numbered starting at '1'.

1. What was your gender as assigned at birth:

1. Male

2. Female

2. How do you typically get to school?

1. I drive my own car

2. I carpool with others

3. I take public transit

4. I walk

5. I taxi or Uber

6. Other

3. In a typical week, how many days do you come to school?

0

1

2

3

4

5

6

7

4. How long does it typically take you to get to school?

1. 30 minutes or less

2. More than 30 minutes but no more than 60 minutes

3. More than 60 minutes but no more than 90 minutes

4. More than 90 minutes but no more than 120 minutes

5. More than 120 minutes