MATH
posted by Jennifer on .
(A) Classify the following as an example of nominal, ordinal, interval, or ratio level of measurement, and state why it represents this level: zip codes for the state of Pennsylvania
(B) Determine if this data is qualitative or quantitative: Nationality
(C) In your own line of work, give one example of a discrete and one example of a continuous random variable, and describe why each is continuous or discrete.

A. http://www.members.cox.net/dagershaw/lol/TwoPlusTwo.html
B. Qualitative
C. How can I help you answer this if I don't know your line of work?