Activity 7.2.
Identifying Levels of Measurement

What level of measurement-nominal, ordinal, or interval/ratio-describes each of the following variables?

1. Political ideology: very conservative, conservative, moderate, liberal, very liberal
2. Annual salaries of state governors
3. The number of years of service in the House of Representatives
4. Occupations of members of the state legislature
5. Job approval rating of the president: Strongly approve, approve, disapprove, strongly disapprove
6. Number of formal trade agreements negotiated each year (1980-1990) between the United States and Asian nations
7. Percentage of the vote received by winning candidates for the U.S. Senate
8. The order of finish of candidates in a presidential primary election: first, second, third, fourth, and so on
9. Whether a candidate for office is an incumbent or a challenger
10. The number of poor people per 1,000 population for selected counties
11. Populations of countries categorized as less than 20 million, 20 million to 50 million, more than 50 million
12. Presidential character classified as active-positive, active-negative, passive-positive, or passive-negative
13. Birth order of political leaders: first child, second child, third child, etc.
14. Expenditures per capita for education in the New England states
15. Languages spoken in Canada