Transcription of What Is Measurement?
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1 What Is Measurement? OverviewThis chapter covers the basics of measurement . The chapter aims to provideunderstanding of measurement and measure development procedures cur-rently discussed in the literature. measurement error is introduced, and thesteps in the measure development process and empirical procedures to assesserror are described. The chapter uses many examples based on data to illus-trate measurement issues and procedures. Treatment of the material is at anintuitive, nuts-and-bolts level with numerous illustrations. The chapter is not intended to be a statistics primer; rather, it providessufficient bases from which to seek out more advanced treatment of empiri-cal procedures.
1978). An operational definition is akin to rules in the definition of mea-surement discussed earlier in the chapter, and refers to everything that needs to be done to measure something. The Dow Jones average is one measure of stock market performance. This operational definition involves tracking the stock value of a specific set of companies.
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