It is not always possible to draw objects, such as a building, using the real-life measurements, as they are too big or in other cases, too small. Instead, a scale drawing is used to recreate ...

Proper measurement is critical to the advancement of theory (Blalock 1979). Adaptive Structuration Theory (AST) is rapidly becoming an important theoretical paradigm for comprehending the impacts of ...

Two methods of constructing equal-interval scales for educational achievement are discussed: Thurstone's absolute scaling method and Item Response Theory (IRT). Alternative criteria for choosing a ...

A behind-the-scenes blog about research methods at Pew Research Center. For our latest findings, visit pewresearch.org. Pew Research Center has a long history measuring the public’s knowledge about ...