Test validity is the extent to which a test (such as a chemical, physical, or scholastic test) accurately measures what it is supposed to measure. In the fields of psychological testing and ...

Precision medicine has touched every aspect of healthcare today, and—as is evident from President Obama’s State of the Union speech for 2015—is front of mind with the federal government, which ...

In 2000, London opened its Millennium pedestrian bridge to the public in a widely celebrated event. The momentous occasion drew large numbers of people, eager to view and experience the bridge first ...

A clinically useful characterization of the cognitive aging process requires the development of valid and robust behavioral tests, with an emphasis on explaining and understanding typical ...

In my previous blog post, I noted that reliability and validity are two essential properties of psychological measurement. Measures of intelligence, personality, vocational interests, and so forth ...

The 6-minute walk test (6mWT) is an established assessment of walking function in individuals with spinal cord injury (SCI). However, walking 6 min can be demanding for severely impaired individuals.

The first reason for caring about how sensitive our standardized tests are to instruction is moral. If the tests we use to judge the effects of instruction on student learning are not sensitive to ...

WASHINGTON - Broader use of standardized psychological testing for applicants submitting disability claims to the U.S. Social Security Administration (SSA) should improve the accuracy and consistency ...

Unfortunately, this book can't be printed from the OpenBook. If you need to print pages from this book, we recommend downloading it as a PDF. Visit NAP.edu/10766 to get more information about this ...

But for people with multiple sclerosis, it can offer clues about something more urgent: whether they can keep driving, ...

Many people take personality tests to learn about themselves. Of course, the tests only mirror what we think about ourselves, but the results can give a unique perspective on our traits. First, a good ...

In 2012, the U.S. Social Security Administration (SSA) provided benefits to nearly 15 million disabled adults and children through two disability programs. The majority of beneficiaries, 8.8 million, ...