Exam Preview for 33432: There's An App For That! Hearing Aid Users

There's An App For That! Hearing Aid Users Interactions with Smartphone Fine Tuning App

Please note: exam questions are subject to change.

1. According to MarkeTrak VII (2007), what percentage of non-users may reconsider HA if they had the ability to fine tune themselves? 10% 20% 40% 80%
2. For which lab simulated scenes did participants prefer their own settings to default? TV Music Speech in Quiet Speech in Noise All of the above
3. Participants tended to increase which modifier for music scenarios? Volume Treble Bass None of the above
4. Which statement is true regarding the objective speech performance testing? Participants performed significantly better with the default settings than with their own custom settings. Participants performed significantly better with their own settings than with the default settings. Participants performed equally with both their own settings and the default settings. Participants performed better with their own settings in the PARC study, but worse with their own in the Lubeck study.
5. The most notable adjustment made by participants who performed better on the IEEE sentences in noise with their own settings was: Increase the volume Increasing the high frequencies Decreasing the high frequencies Increasing the beamformer level
6. The two most common real life environments that participants make custom settings for are: Quiet and distant speech Music and TV Speech in Noise and Music Speech in Noise and TV
7. By the end of the PARC study, on average, participants were using the app approximately how many times per week? Greater than 9 or 10 times per week Greater than 25 times per week Between 3 and 9 times per week Between 1 and 3 times per week
8. Which modifier did participants feel was most helpful? Volume Speech Focus Noise Reduction High frequencies
9. On average, participants tended to adjust the frequency modifiers away from default settings by: Less than 3dB 6 dB 10 dB 12 dB
10. For custom TV settings, participants tended to increase which two modifiers the most? NR and speech focus Treble and Bass Volume and Noise Reduction Volume and Treble