(ii) Briefly explain the extent to which the application of sensitivity analysis might be useful in deciding
which refrigeration system to purchase and discuss the limitations inherent in its use. (3 marks)
第1题:
A.must
B.should
C.can
D.might
第2题:
[A] might [B] distance [C] air [D] power
本题考查根据上下文选择恰当的词。四个选项的含义分别是might“力量”,distance“距离”,air“空气”,power“力量,势力”。根据空格所在句子的含义,应选[B],表示“当有足够的车距时,你才慢慢地挪到卡车的前方”。
第3题:
第4题:
The stages within the development phase of the software life cycle are ( 71 ).
A.design, analysis, implementation, and testing
B.analysis, design, implementation, and testing
C.analysis, design, testing, and implementation
D.design, analysis, testing, and implementation
第5题:
第6题:
请根据第4题计算出的TP,FP,TN,FN,计算出小狗判断主人能力的sensitivity和specificity。
A.sensitivity=69%, specificity=83%
B.sensitivity=18%, specificity=29%
C.sensitivity=29%, specificity=18%
D.sensitivity=81%, specificity=71%