Levels Of Measurement

Question 1

What is nominal data?

Answer 1

Data that can be classified into categories. If it is in one category it cannot be in another category.

Question 2

Ordinal data

Answer 2

There is an order or rank in the data and usually based on subjective opinion (questionnaire scores)

Question 3

Interval level

Answer 3

Measuring something on a scale which includes units of equal size.

Question 4

Ration level

Answer 4

All the properties of interval data ,but with a true 0