题目内容

四格表资料在哪种情况下作Χ2检验不必校正()

A. T>1且n>40
B. T>5或n>40
C. T>5且n>40
D. 1
E. T>5且n<40

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请参见图示。如果主机1需要从服务器请求IP地址,哪种协议将用来处理该请求?()

A. CSMA/CD
B. CSMA/CA
C. DHCP
D. ICMP
E. NAT
FTP

某企业每月固定成本2000元,单价20元,计划销售产品500件,欲实现目标利润2000元,其单位变动成本应为()元。

A. 4
B. 8
C. 12
D. 15

欲比较三种药物的疗效(无效、好转、显效、痊愈)孰优孰劣,最好选择()

A. t检验
B. 方差分析
C. Χ检验
D. 秩和检验
E. u检验

Which of these is a correct description of Stateful Switchover?()

A. It will only become active after a software failure
B. It will only become active after a hardware failure
C. It requires that Cisco N3F· be enabled in order to work successfully
D. It synchronizes the MAC·, FIB·, and adjacency tables between Active and Standby RouteProcessors

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