Research Article
Evaluation of a Navigation Radio Using the Think-Aloud Method
| Category | # | Task | Data to use |
| | 1 | Enter destination via street address method | 100 North 5th Avenue; Ann Arbor, MI | | 2 | Enter waypoint via POI (Point Of Interest) method | Nearest McDonalds from current position | | 3 | Enter destination via POI method | Nearest gas station from current position | | 4 | Cancel the route | Current route | | 5 | Enter destination via POI method | Detroit Metro Airport | Navigation | 6 | Change the map scale | Zoom in | | 7 | Enter destination via street address method | 1600 Pennsylvania Avenue; Washington, DC | | 8 | Enter destination via intersection method | US-23 and I-94 | | 9 | Enter destination via POI method | Cobo Hall in Detroit, MI | | 10 | Enter destination via intersection method | Broadway St. and Plymouth Rd. | | 11 | Store address | Subject’s home address | CD | 12 | Insert CD and select track | CD provided, third track | | 13 | Tune radio | FM 91.7 | FM/AM radio | 14 | Adjust volume | To a comfortable level | 15 | Set preset | FM 91.7 as the Preset 1 | | 16 | Adjust volume | To a comfortable level | Satellite radio | 17 | Tune XM radio | Elvis Station | 18 | Turn off XM radio | Turn off | Clock | 19 | Change and set time | 11:45 pm | iPod | 20 | Connect iPod and select song | “Wonderful Tonight” |
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