Mathematics · Statistics
If the gross inflation factors in an economy over three consecutive years are calculated from inflation rates of 2%, 5%, and 12.5% as 1.02, 1.05, and 1.125, the geometric mean of the inflation rates calculated directly from 2%, 5%, and 12.5% is:
- 18%
- 25%✓
- 34%
- 42%
Correct answer
5%
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