Assume that a security has two possible outcomes. There is a 75 percent chance the yield will equal 10 percent and a 25 percent

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问题 Assume that a security has two possible outcomes. There is a 75 percent chance the yield will equal 10 percent and a 25 percent chance the yield will equal 20 percent. The expected yield for this security is______.

选项 A、15 percent
B、12.5 percent
C、17.5 percent
D、13.5 percent

答案B

解析 答案为B项。根据题意,该证券的预期收益率=75%×lO%+25%×20%=5%,故选B项。
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