Levels of Measurement Challenge

1. Political Party Affiliation (e.g., Republican, Democrat, Independent)

• Nominal

• Ordinal

• Interval

• Ratio

1. Country GDP (in billions)

• Nominal

• Ordinal

• Interval

• Ratio

1. Level of Support for Democracy (1 = strongly disagree, 5 = strongly agree)

• Nominal

• Ordinal

• Interval

• Ratio

1. Number of Seats in Parliament

• Nominal

• Ordinal

• Interval

• Ratio

1. Ranking of Countries by Corruption Level (1st, 2nd, 3rd...)

• Nominal

• Ordinal

• Interval

• Ratio

1. Voter ID Number

• Nominal

• Ordinal

• Interval

• Ratio

1. Years of Education

• Nominal

• Ordinal

• Interval

• Ratio

1. Approval Rating of the President (on a scale from 0-100)

• Nominal

• Ordinal

• Interval

• Ratio

1. Continent of Origin (e.g., Africa, Europe, Asia)

• Nominal

• Ordinal

• Interval

• Ratio

1. Survey Responses on Attitudes Toward Free Trade (Strongly Disagree to Strongly Agree)

• Nominal

• Ordinal

• Interval

• Ratio