Transcription of NASA Task Load Index
1 Name Task Date Mental DemandHow mentally demanding was the task? Physical DemandHow physically demanding was the task? Temporal DemandHow hurried or rushed was the pace of the task? PerformanceHow successful were you in accomplishing whatyou were asked to do? EffortHow hard did you have to work to accomplishyour level of performance? FrustrationHow insecure, discouraged, irritated, stressed,and annoyed wereyou?Figure Task load IndexHart and Staveland s NASA Task load Index (TLX) method assesseswork load on five 7-point scales. Increments of high, medium and lowestimates for each point result in 21 gradations on the LowVery HighVery LowVery HighVery LowVery HighVery LowVery HighPerfect FailureVery LowVery High
