Total utility is equal to the product of the average utility and the number of oranges — i. e. , this is a definition of average utility consistent with our usual use of the term average.

总效用等于平均效用和橙子数量的乘积——即是说，这是平均效用的定义，该定义符合我们平常所用“平均”一词的含义。

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The Conservatives plan to adopt this strategy by making utility companies print the average local electricity and gas usage on people's bills.

保守党计划采用这一策略，让公用事业公司将当地的平均用电量和用气量印在人们的账单上。

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Expected utility is defined here as the average, weighted by the probabilities of occurrence, of the utilities attached to all possible consequences.

在这里，期望效用被定义为所有可能结果所带来效用的乘以其发生概率的加权平均值。

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During July the average utility stock dropped 14%.

FORBES: Where's The Juice?

Nevertheless, Exelon is still pretty cheap, trading for 11 times trailing earnings, just below the utility average.

FORBES

Those in the Dow Jones Utility Average yield 6% or more, versus 4.2% for the common stocks in that index.

FORBES: Forget The Dogs, For Rich Income Look To Dow Preferreds