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Geometric Mean

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In 1996 a total of 14,968,000 taxpayers in the US filed their individual tax returns electronically. By the year 2002 the number increased to 46,282,200. What is the geometric mean annual increase for the period.

I tried doing this question but I calculated this question and some examples in the chapter but my answer is close to all examples but not exact. Not sure why or how to input on calculator to get exact answer. I may be a couple digit off after the decimal point. Please calculate breaking down to the actual answer.

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Solution provided by:
Gaurav Agarwal, MS
Education
  • BE, Bangalore University, India
  • MS, University of Wisconsin-Madison
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