Social security numbers consist of numeric values. Therefore, social security number is an example of a. a quantitative variable. b. an exchange variable. c. a categorical variable. d. either a quantitative or a categorical variable.

Respuesta :

Answer:  The correct answer is :  d. either a quantitative or a categorical variable.

Explanation:  Postal codes also take numerical values but are not quantitative, they are qualitative or categorical variables. These variables can take as values qualities or categories, for example: sex (male or female), health (bad, regular or good).