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【单选题】
Three of the descriptions are appropriate in each situation. One of the descriptions is NOT appropriate. Mark the description(A, B , C or D) which is not appropriate on your answer sheet. Reading for gist isA.
not sometimes also called skimming or reading for global understanding.
B.
glancing through a text to get a general idea of what it is about .
C.
is a kind of reading, e.g. glancing at a newspaper article to see if it is worth reading in detail.
D.
a kind of reading, e.g. looking quickly through a book in a bookshop to decide if you want to buy it
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反馈参考答案：
举一反三
【单选题】某品管工程师欲估计工厂生产之货柜的重量。该工程师随机抽取 400 个货柜进行测试,得到样本平均数为 120 公斤,样本标准差为 18 公斤。试计算该工厂生产之货柜平均重量的 90% 信赖区间为何? 提示:
A.
120±1.4805
B.
120±1.764
C.
120±0.9
D.
120±0.074
【单选题】某品管工程师欲估计工厂生产之货柜的重量。该工程师随机抽取 400 个货柜进行测试,得到样本平均数为 120 公斤,样本标准差为 18 公斤。试计算该工厂生产之货柜平均重量的 90% 信赖区间为何? 提示: =1.645 , =1.96
A.
1201.4805
B.
1201.764
C.
1200.9
D.
1200.074
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