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Fitness Trackers and Health-App Limits
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Health & Wellness
HW.190 Fitness Trackers and Health-App Limits
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Which statement best explains why a fitness tracker can be valid for one purpose but limited for another?
A
It may be useful for noticing personal trends, but not precise enough to compare people or make major decisions alone.
B
Validity depends mainly on whether the app has a colorful dashboard.
C
If a tracker is imperfect, it has no valid purpose.
D
If a tracker is useful for any purpose, it is valid for every purpose.
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