Tim Trepid is highly risk-averse while Mike Macho actually enjoys taking a risk Returns Investments ed Value Buy stocks Buy bonds Buy commodity futures Buy options S 8,880 7,720 17,200 18,700 S 6,030 2,050 23,200 12,900 a-1. Compute the coefficients of variation (Round your answers to 3 decimal places.) Coefficient of Variation Buy stocks Buy bonds Buy commodity futures Buy options a-2. Which one of the following four investments should Tim choose? O Buy bonds O Buy stocks O Buy commodity futures O Buy options b. Which one of the four investments should Mike choose? O Buy bonds O Buy stocks O Buy commodity futures O Buy options