Question

which one of the following is true about nominal and ordinal scale of measurement?
a.In both nominal and ordinal scales addition,subtraction, multiplication ,and division are allowed

B.nominal scale is one which the order matters and not the difference between values
C.nominal scale describes a variable with categories that do not have a natural order or ranking
D.An ordinal scale describes a variable with categories that do not have a natural order or ranking

Answer 1

Correct answer: C.

Explanation:
- A is false — arithmetic operations are not meaningful for nominal or ordinal scales.
- B is false — that description (order matters but differences are not meaningful) applies to ordinal, not nominal.
- C is true — nominal categories have no natural order.
- D is false — ordinal scales do have a natural order/ranking.