Measurement - Measurement InQuantitativeResearch Measurement

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Measurement In Quantitative Research
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Measurement Is the process of establishing  numerical estimates in quantitative  research Involves assigning numbers to  elements of research Used in 3 types of comparisons Across participants within a study Across research studies Among similar measures
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Types of Measurement 1. Discrete (nominal/categorical)  data Mutually exclusive Exhaustive Equivalent At least 2 categories
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Types of Measurement 1. Continuous (quantitative) data   differ in degree, amount, or frequency A.  Ordinal Possible responses relative only  to others within option choices Distance between rankings  unknown/uneven No zero
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Types of Measurement 1. Continuous data,   continued A.  Interval Arbitrary zero semantic differential scales B.  Ratio Absolute zero
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Internal validity  – Are you  measuring what you intend to  measure? External validity
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Measurement - Measurement InQuantitativeResearch Measurement

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