Facts are and must be the coin of the realm in a democracy, for government "of the people, by the people and for the people," requires and assumes to some extent an informed citizenry. Unfortunately, for citizens in the United States and throughout the world, distinguishing between fact and fiction has always been a formidable challenge, often with real life and death consequences. But now it is more difficult and confusing than ever. The Internet Age makes comment indistinguishable from fact, and erodes authority. It is liberating but annihilating at the same time.

For those wielding...

Unlike other forms of adaptive testing, multistage testing (MST) is highly suitable for testing educational achievement because it can be adapted to educational surveys and student testing. This volume provides the first unified source of information on the design, psychometrics, implementation, and operational use of MST. It shows how to apply