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Cognitive Research: Principles and Implications
Fig. 9 | Cognitive Research: Principles and Implications

Fig. 9

From: Talking to your car can drive you to distraction

Fig. 9

Mean NASA TLX ratings for the six sub-scales in the younger, middle, and older age groups. Error bars reflect the 95 % confidence interval around the point estimate. A rating of 0 reflects a very low level of workload and a rating of 21 reflects a very high level of workload

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