In 2009 through 2012, the value of precious metals fluctuated dramatically. The data in the following table (contained in the file Metals) represent the yearly rate of return (in percentage) for platinum, gold, and silver from 2009 through 2012:

a. Compute the geometric mean rate of return per year for platinum, gold, and silver from 2009 through 2012.
b. What conclusions can you reach concerning the geometric mean rates of return of the three precious metals?
c. Compare the results of (b) to those of Problem 3.21 (b).

Transcribed Image Text:

Platinumm Gold Silver ear 2012 2011 2010 2009 Source: Data extracted from finance.yahoo.com, 8.7 -21.1 21.5 55.9 7.1 9.8 29.883.7 23.9 49.3 0.1 10.2 March 29, 2013.