When the data are labels or names that are used to identify an attribute of the elements and the rank of the data is meaningful, the scale of measurement is referred to as a nominal scale.
A scale of measurement can be defined as a classification which is used to illustrate the attributes of the values that are assigned to variables associated with a data set.
Generally, there are four (4) basic scale of measurement for a variable and these include the following;
A nominal scale is also referred to as categorical data and it can be defined as a scale of measurement that is characterized by data which are either non-numerical or numeric, and comprises categories, labels or names, and can't be arranged in an ordering scheme.
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