Instrument development tools and activities for measure validation using Rasch models: part I - instrument development tools.

@article{Wolfe2007InstrumentDT,
  title={Instrument development tools and activities for measure validation using Rasch models: part I - instrument development tools.},
  author={Edward W. Wolfe and Everett V Smith},
  journal={Journal of applied measurement},
  year={2007},
  volume={8 1},
  pages={97-123}
}
Instrument development is an arduous task that, if undertaken with care and consideration, can lay the foundation for the development of validity arguments relating to the inferences and decisions that are based on test measures. This article, Part I of a two-part series, provides an overview of validity concepts and describes how instrument development efforts can be conducted to facilitate the development of validity arguments. Our discussion focuses on documentation of the purpose of… CONTINUE READING