For each exercise, classify the data as quantitative or qualitative.
1. Eye colors (blue, brown, or so on) of babies
2. Distances (in miles) traveled by students commuting to school
3. Heights (in inches) of girls in a classroom
4. Number (0, 1, 2, or so on) of students in a classroom
5. Number (0, 1, 2, or so on) of teachers in favor of school uniforms
6. Names (first and last) of a group of students who took an exam
7. Ages (in months) of children in a preschool
8. Ten-digit Social Security numbers of a group of citizens
9. Foremost colors (red, yellow, orange, or so on) of flowers in a garden
10. Sex (male or female) of users of a website