单选题：Henry Manley's company was making enough profits to raise th

题目内容：

Henry Manley's company was making enough profits to raise the workers' wages.（　） A．Right
B．Wrong
C．Not mentioned

参考答案：

答案解析：

假设W0为资产组合初始投资额，R为计算期间的投资回报率，W为期末资产组合的价值，R、W都是随机变量。假设R的均值为μ，标

假设W0为资产组合初始投资额，R为计算期间的投资回报率，W为期末资产组合的价值，R、W都是随机变量。假设R的均值为μ，标准差为σ，W*为W在置信水平C下的最小价

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