Question

Match the following examples with its level of measurement. Ordinal, Nominal, Ratio or Interval

Percentage of scores on a math exam:

Letter grades on an English essay:

Flavors of yogurt:

Temperature (in Fahrenheit):

Instructors classified as: Easy, Difficult, Impossible:

Years of important historical events:

Ages (in years) of PH students:

IQ:

Amount of money in savings account:

Answer 1

Percentage of scores on a math exam is measured in ratio scale (since it is numeric scale and has an absolute zero, as the score can take the value 0).

Letter grade in on an English essay is an example or ordinal variable (as, the grades are ordered, i.e. Grade A is better than Grade B).

Flavors of yogurt is measured in nominal scale (as it is a categorical variable without order).

The temperature is measured in interval scale variable.

Instructors classified as easy, difficult or impossible is measured in ordinal scale.

Years of important historical event are measured in interval scale.

Ages of PH students are measured in ratio scale.

Amount of money in savings account is measured in ratio scale.