Nasa-Task Load Index (NASA-TLX); 20 Years Later

G. Hart, Sandra

doi:10.1177/154193120605000909

Public

Nasa-Task Load Index (NASA-TLX); 20 Years Later

Published in Proceedings of the Human Factors and Ergonomics Society Annual Meeting • Oct 1, 2006

Authors:

Sandra G. Hart

Abstract

NASA-TLX is a multi-dimensional scale designed to obtain workload estimates from one or more operators while they are performing a task or immediately afterwards. The years of research that preceded subscale selection and the weighted averaging approach resulted in a tool that has proven to be reaso...

Subject

Task (project management)

Workload

Computer science

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