In this post, we’ll explore the different scales of measurement—nominal, ordinal, interval, and ratio—and discuss how they affect the choice of the most suitable measure of central tendency in educational assessments. Nominal, ordinal, interval, and ratio scales are determined by their properties The document discusses different types of measurement scales used in data collection and analysis
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Nominal scales classify objects into categories without order.
The measurement scales, commonly used in marketing research, can be divided into two groups
Comparative scales involve the respondent in signaling where there is a difference between two or more producers, services, brands or other stimuli. These different scales of measurement are important because they determine which statistical analysis to use on your data We’ll talk about choosing the correct statistical analysis when we know more specific statistical analyses, but that’s why we care about what kind of variables we have so much. Unlike nominal scales, ordinal scales allow comparisons of the degree to which two subjects possess the dependent variable
For example, our satisfaction ordering makes it meaningful to assert that one person is more satisfied than another with their microwave ovens. Below are a couple of interactive exercises that you can continue to attempt until you get the correct answer The first one is very simple and for you to get accustomed to entering and checking answers The second relates to the material in this section.
