For each of the following variables, please name the level of measurement:

a) _______ the ethnic group to which a person belongs

b) _ _ the number of times a mouse makes a wrong turn in a laboratory maze

c) ______ the position (place) a runner finishes in a race

d)__ __ the relationship status a person posts (single, married, in a relationship, etc.)

e) _ _ a person's reported attitude about gun control, on a scale of zero to ten

f) __ _ the number of credits that students are taking

g) _ __ whether or not a person is a smoker (yes/no)