Scales of Measurement - Nominal, Ordinal, Interval, Ratio (Part 2) - Introductory Statistics

Quantitative Specialists Опубликовано: 1 июл. 2015 г. This video reviews the scales of measurement covered in introductory statistics: nominal, ordinal, interval, and ratio (Part 2 of 2). Scales of Measurement Nominal, Ordinal, Interval, Ratio YouTube Channel: Lifetime access to SPSS videos: Video Transcript: meaningful just like interval but it also has ratios that are meaningful and there is also a true zero point and by true zero point what we mean there is that zero means what we think of as zero typically or the absence of the property like 0 inches there is no length or what have you. OK so an example would be weight in pounds and here 10 pounds is twice as much as five pounds or other words 10 / 5 is 2 or 2 times as much. So that’s a meaningful ratio and in addition to this zero pounds means no weight or an absence of weight so there’s a true zero point. So if something is zero pounds that m