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Mathematical Problems in Engineering
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Mathematical Problems in Engineering
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2015
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Article
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Tab 3
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Research Article
Addressing the Safety of Transportation Cyber-Physical Systems: Development and Validation of a Verbal Warning Utility Scale for Intelligent Transportation Systems
Table 3
Loading values on items of VWUS.
Scale items
Factor 1
Factor 2
Time to Display
−0.84
−0.51
Accuracy of Understanding
0.75
Representation of Event Urgency
0.60
Alertness
0.97
Initial eigenvalues
1.66
1.27
Variance explained (%)
41.51
31.7