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【简答题】
设随机变量 在区间 上服从均匀分布,则 =(__) 事件“A与B都发生,而C不发生”应表示为,(__), 已知 为取自总体 的样本,则当 (__)时, 是 的无偏估计量, 设 为取自总体 的简单随机样本, ,则 的 置信区间是(__) 已知 ,设 ,则 =,(__);
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反馈参考答案：
举一反三
【单选题】操作票填写要严格按倒闸操作原则，根据电气主接线和( )及操作任务和操作中的要求进行，操作步骤要绝对正确，不能遗漏。
A.
工作状态
B.
设备状况
C.
接地方式
D.
运行方式
【单选题】Managers are assumed to use ________ if they make logical and consistent choices to maximize value.
A.
rational decision making
B.
intuitive decision making
C.
bounded rationality
D.
evidence-based management
【简答题】阅读理解。 Bobby was sitting out in his back yard in the snow. The thin sneakers he wore had a few holes in them. Try as he might, he could not come up with an idea for his mother's Christmas gift. Ever si...
【单选题】Then, with ________, I saw a thin arm waving weakly a few yards away.
A.
clarify
B.
horrify
C.
clarity
D.
horrorified
【简答题】操作技能的形成分四个阶段：操作定向、操作模仿、操作整合和_______。
【单选题】C11. P&G is an example of companies using __________ approach. Its managers made a loss in Japan when they assumed that if a similar ad worked in the US, it would be successful too in Japan. Their sub...
A.
Ethnocentric;
B.
Polycentric;
C.
Geocentric;
D.
Global standardization
【单选题】Managers are assumed to be ______________; they make consistent, value-maximizing choices within specified constraints.
A.
rational
B.
leaders
C.
satisficers
D.
programmed
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