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PinkyPYC一星新手會員
2011-3-12 15:32#1
如能幫忙,不勝感激﹗﹗﹗:ro02:
Syntex, Inc., is considering an investment in one of two common stocks. Given the information that follows, which investment is better, based on risk (as measured by the standard deviation) and return?
Common Stock A Common Stock B
Probability Return ProbabilityReturn
0.30 11% 0.20 -5%
0.40 15% 0.30 6%
0.30 19% 0.30 14%
0.20 22%
[ 本帖最後由 PinkyPYC 於 11-3-30 03:14 PM 編輯 ]