Measurement of variables: operational definition

5 important questions on Measurement of variables: operational definition

What is operationalization definitely not?

It does not describes correlations of the concept

Valid measurement scale includes

Quantitatively measurable questions or items that adequately represent the domain or universe of the construct; if the construct has more than one domain or dimension, we have to make sure that questions that adequately represent these domains or dimensions are included in our measure.

When not measuring all dimensions

Facets or characteristics will not be able to arrive at bottom-line statements about the relationship between two variables.
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Advantages of using measurement scales

1. Saves time and energy.
2. Allows you to verify findings of others and to build on the work of others.

Develop a measure

Means that we would have to break down the concept into observable behavior of characteristics.

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