The Rasch measurement model has emerged as a pivotal tool in educational assessment by transforming ordinal performance data into interval-level measures. This probabilistic model facilitates the ...

Plans for a 360-degree missile system for Guam will cost approximately $8 billion, and the Department of Defense will continue improving on the system’s capability “forever,” according to the Army ...

This title is part of a longer publication history. The full run of this journal will be searched. TITLE HISTORY A title history is the publication history of a journal and includes a listing of the ...

Andrew Michael is a former Deputy Editor at Forbes Advisor. He is a multiple award-winning financial journalist and editor with a special interest in investment and the stock market. His work has ...

"Data As Of" refers to the Closing Sale. Volume is updated throughout the after hours market. Note: Daily closing values are valid as of 5:15 p.m. ET. Duplicate values disseminated after 5:15 p.m. ET.

Decision-making inherently involves cause–effect relationships that introduce causal challenges. We argue that reliable algorithms for decision-making need to build upon causal reasoning. Addressing ...

Mathematics provides tools for explanation and analysis in the physical, engineering, business and social sciences. These tools can help in areas as diverse as planning and evaluating market research, ...

When Motorola introduced its first mobile phone in 1984, the company hoped for a buying frenzy. But even the best marketers couldn’t have predicted the success of mobile phones. Today, mobile phones ...

This title is part of a longer publication history. The full run of this journal will be searched. TITLE HISTORY A title history is the publication history of a journal and includes a listing of the ...

The Ph.D. in educational statistics and research methods (ESRM) prepares students interested in statistics, psychometrics, education measurement, assessment and evaluation to develop, critically ...

A relatively simple statistical analysis method can more accurately predict the risk of landslides caused by heavy rain, according to a study coordinated by Brazilian researchers affiliated with the ...

There are more licensed female drivers in the U.S. than male drivers. But men nonetheless drive far more than women each year. A disproportionate share of fatal traffic accidents involves male drivers ...