1. What is the present value of a $500deposit in 1 year and another $100 deposit at bthe end of year 4 if the interest rates are 4 percent ?
2. Returns for the Shields company over the last 3 years are shown below. What's the standard deviation of Shields' returns? (hint: this is a sample, not a complete population, so the sample standard deviation formula should be used.)
year: 2006. 2005. 2004
Return: 21.50% -12.50% 24.20%