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Another example is the weight of a person, where zero weight signifies an absence of weight, that allows meaningful
comparisons through addition, subtraction, multiplication, and division.
Comparing All Four Levels of Measurements
Characteristic Nominal Scale Ordinal Scale Interval Scale Ratio Scale
Type of Data Categorical Categorical Numeric Numeric
Order/Ranking No Yes Yes Yes
Equal Intervals No No Yes Yes
Meaningful Zero
Point No No No Yes
Qualitative or
Nature of data Qualitative Quantitative Quantitative
Quantitative
Gender (male/
female), marital Rank (1st, 2nd, 3rd), Temperature (celsius, Age, weight,
Examples
status (married, Likert Scale fahrenheit) height, income
unmarried)
04 – RATIO
(named + ordered + proportional interval between variable + can have absolute zero values)
03 – INTERVAL
(named + ordered + proportional interval between variables)
02 – ORDINAL
(named + ordered variables)
01 – NOMINAL
(named variables)
#Digital Literacy
Video Session
Scan the QR code or go to the following link:
Nominal, Ordinal, Interval & Ratio Data: Simple Explanation With Examples -
https://www.youtube.com/watch?v=5Yh-9xdJzAs
282 Touchpad Artificial Intelligence (Ver. 3.0)-XI

