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Dr. Zak's test to measure depression

Dr. Zak developed a test to measure depression

What scale of measurement is Dr. Zak using? Was this scaling is appropriate?

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Dr. Zak used a nominal scale of measurement in his test to measure depression. The nominal scale of measurement consists of an assignment of choices that tend to be mutually exclusive. In a nominal scale the choices cannot be ranked because all the categories are different from each other. It is considered to be the simplest form ...

Solution Summary

An analysis of Dr. Zak's test to measure depression is found in this solution.