Elizabeth A Keiffer

Dr. Elizabeth A Keiffer is a Teaching Assistant Professor and Senior Associate Director of Graduate Programs in the Information Systems Department at the Sam M. Walton College of Business, University of Arkansas. With nearly a decade of service, she coordinates analytics curriculum across undergraduate and master's programs, teaching courses in decision support and data mining while advising graduate students on academic and career development.

Education:

• PhD in Educational Statistics and Research Methods, University of Arkansas
• MA in Mathematics Education, University of Arkansas
• BS in Mathematics with Education minor, East Central University
• Graduate Certificate in Enterprise Systems (Business Analytics), University of Arkansas

Her research examines the impact of data quality issues in analytical contexts, focusing on how missing or 'dirty' data affects statistical outcomes, analyst perceptions, and decision interpretations. This work bridges psychometrics, educational measurement, and modern analytics practices.

Keiffer's publications (2010-2023) demonstrate consistent focus on psychometric methodologies, educational assessment tools, and data quality in surveys. Recent works (2022-2023) investigate response model validity and web-based survey quality, while earlier research developed observation instruments for science education and DIF detection methods.

As Senior Associate Director, she oversees graduate student progression from course advising to career networking. No awards, research grants, or lab affiliations are documented.