Question

for each part below, indicate whether the variable is a quantitative or a categorical (qualitative) variable.
variable
(a) temperature (in degrees celsius)
(b) amount (in pounds) of weight needed to break a bridge cable
(c) highest educational degree completed (less than high school diploma, high school diploma, two - year college degree, four - year college degree, or graduate degree)
(d) letter grade (a, b, c, d, or f)
type of variable
quantitative
categorical
quantitative
categorical
quantitative
categorical
quantitative
categorical

Explanation:

• (a) Temperature in degrees Celsius is a numerical value representing a physical quantity, so it is quantitative.
• (b) The amount of weight in pounds is a numerical measurement, thus it is quantitative.
• (c) The highest educational degree completed is a set of distinct categories, so it is categorical.
• (d) Letter grades are distinct categories and not numerical values in a mathematical - operation sense, so they are categorical.

Answer:

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