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

Determine if whether the data represented 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

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#### Solution Preview

(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 ...

#### Solution Summary

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.