Identify as: ordinal, ratio, nominal, or interval data

Determine if whether the datarepresented should be classified as ordinal, ratio, nominal, or interval:

(1) Numbers on NASCAR cars

(2) Class ranking

(3) Physical height

(4) Social security numbers

(5) Fahrenheit temperature

(6) Age in months

(7) Dress sizes

(8) Sea level

(1) Numbers on NASCAR cars – Nominal since these numbers have no representation of anything they are chosen randomly – The nominal scale does not express any values or relationships between variables.

(2) Class ranking – ordinal – when you can rank values, it is ordinal

(3) Physical height – Ratio scale, since there is a …

This posting looks at 8 types of numbers and classifies then as either ordinal, ratio, nominal, or interval. It also gives a brief explanation for each one.