Question

for each part below, indicate whether the variable is a quantitative or a categorical (qualitative) variable.
(a) duration (in minutes) of a call to a customer support line
(b) university in which a student is enrolled
(c) name of manufacturer of an automobile
(d) customer satisfaction rating (very satisfied, somewhat satisfied, somewhat dissatisfied, or very dissatisfied)

Explanation:

• (a) The duration of a call in minutes is a numerical value, so it is quantitative.
• (b) The university a student is enrolled in is a category or label, so it is categorical.
• (c) The name of an automobile manufacturer is a label, so it is categorical.
• (d) Customer - satisfaction ratings like "very satisfied" are categories, so it is categorical.

Answer:

(a) Quantitative
(b) Categorical
(c) Categorical
(d) Categorical