Nominal, Ordinal, Interval, Ratio

1. https://courses.lumenlearning.com/introstats1/chapter/sampling-and-data/

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• Frequency, Frequency Tables, and Levels of Measurement. Provided by: OpenStax. Located at: http://cnx.org/contents/30189442-6998-4686-ac05-ed152b91b9de@17.44:5/Introductory-Statistics. License: CC BY: Attribution

• Introductory Statistics . Authored by: Barbara Illowski, Susan Dean. Provided by: Open Stax. Located at: http://cnx.org/contents/30189442-6998-4686-ac05-ed152b91b9de@17.44. License: CC BY: Attribution. License Terms: Download for free at http://cnx.org/contents/30189442-6998-4686-ac05-ed152b91b9de@17.44

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• Nominal, ordinal, interval and ratio data: How to Remember the differences . Located at: https://www.youtube.com/watch?v=LPHYPXBK_ks. License: All Rights Reserved. License Terms: Standard YouTube LIcense