When the data have the properties of ordinal data and the interval between observations is expressed in terms of a fixed unit of measure, the variable has which scale of measurement?
A) nominal
B) ordinal
C) interval
D) ratio

Question

Quizplus · Accepted Answer

When data have the properties of ordinal data (can be ranked but the distance between the values is not meaningful) and the interval between observations is expressed in terms of a fixed unit of measure, the variable has an interval scale of measurement. This means that we can perform mathematical operations such as addition and subtraction on the data, but we cannot meaningfully perform multiplication or division.

When the Data Have the Properties of Ordinal Data and the Interval