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$4.00 What is the difference between nominal, ordinal, interval, and ratio scales? Which might you use to determine the mean a

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What is the difference between nominal, ordinal, interval, and ratio scales? Which might you use to determine the mean age of the U.S.population? Why?


 

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Preview: ... suppose you have a variable, school grades, with three categories Excellent,Average and Low . In addition to being able to classify people into these three categories, you can order the categories as Excellent,Average and Low. An Interval Scale is similar to an ordinal scale, except that the intervals betwee ...
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