In this video, we're going to explore the four levels of measurement —Nominal, Ordinal, Interval, and Ratio. Each level gives us important information about the variable and supports different types of statistical analysis.
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0:00 What are Levels of Measurement?
2:37 What are nominal variables?
3:59 What are ordinal variables?
5:00 What are metric variables?
5:38 Example of nominal, ordinal and metric data.
7:47 What is the difference between interval and ratio data
10:16 Exercise on Levels of Measurement