Predictive validity of FCE?

Was predictive validity of a job-specific FCE established?

Should FCE be used to identify validity of effort?

Schapmire and colleagues have recently reported a study on ‘consistency of effort’ in this journal [9]. They conclude that pain does not reasonably explain the failure of a statistically based validity criteria for detecting sincerity of effort and that their protocol is appropriate for use in a client population. There are, however, some serious concerns surrounding this paper that we wish to ...

A Predictive Validity Study

A topic of long-standing interest for university administrators and faculty is how to help rst-year college students succeed academically. On average, only 73.6% of college freshman return for their sophomore year (National Center for Higher Education Management Systems [NCHEMS], 2007). Although academic success in college requires some preexisting capabilities, these abilities do not always di...

Volatility bands with predictive validity∗

The issue of volatility bands is re-visited. It is shown how the rolling geometric mean of a price series can serve as the centerline of a novel set of bands that enjoy a number of favorable properties including predictive validity. Acknowledgment. Many thanks are due to A. Venetoulias of Quadrant Management for introducing me to Bollinger bands, to K. Thompson of Granite Portfolios for the inc...

Validity of Measurement Content Validity Face Validity Concurrent Validity Predictive Validity Construct Validity Thinking Critically About Everyday Information

An essential component of an operational definition is measurement. A simple and accurate definition of measurement is the assignment of numbers to a variable in which we are interested. These numbers will provide the raw material for our statistical analysis. Measurement is so common and taken for granted that we seldom ask why we measure things or worry about the different forms that measurem...