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【单选题】
在假设检验中，记H0为原假设，H1为备择假设，则第一类错误是指( )A.
H1为真，接受H1
B.
H1不真，接受H1
C.
H1为真，接受H0
D.
H1不真，接受H0
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举一反三
【单选题】What is the typical number of trunks in a Call Center?（）
A.
equal to half the number of IVR ports
B.
greater than the number of IVR ports plus the number of agent phones
C.
less than or equal to the number of IVR ports plus the number of agent phones
D.
twice the number of IVR ports plus the number of agent phones
【多选题】计算机发展经历了那几个阶段?
A.
电子管计算机时代
B.
晶体管计算机时代
C.
模拟计算机时代
D.
集成电路计算机时代
E.
数字计算机时代
F.
大规模、超大规模集成电路计算机时代
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