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【简答题】
设离散型随机变量X的概率分布律为 (1)P(X=k)=b×3 k ，k=1，2，…，20； (2)P(X=k)=b×3 -k ，k=1，2，… 则制数b的值分别为(    )和(    )
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参考答案：
举一反三
【多选题】有关激励的理论主要有
A.
需要层次理论
B.
双因素理论
C.
期望理论
D.
公平理论
E.
强化理论
查看完整题目与答案
【单选题】What does Pennsylvania state representative Scott Petri say is the best way to help the long-term unemployed?
A.
To offer them loans they need to start their own businesses.
B.
To allow them to postpone their monthly mortgage payments.
C.
To create more jobs by encouraging private investments in local companies.
D.
To encourage big businesses to hire back workers with government subsidies.
查看完整题目与答案
【多选题】肌寒病者的临床表现为
A.
肌痛
B.
毛发焦
C.
唇槁腊
D.
不得汗
E.
四肢懈怠
查看完整题目与答案
【单选题】在霍乱的临床表现中哪项是错误的
A.
寒战、高热、急性起病
B.
先泻后吐
C.
无痛性腹泻
D.
“米泔水”样吐泻物
E.
严重者有痛性肌肉痉挛
查看完整题目与答案
【单选题】You are the network administrator for Blue Yonder Airlines. You plan to create an Active Directory domain named blueyonderairlines.com that will have a functional level of Windows Server 2003.  Your c...
A.
Create a top­level OU named BlueYonderAirlines_Users under the blueyonderairlines.com domain. Create a separate child OU for each office under BlueYonderAirlines_Users. Move the user accounts of all employees in each office to the child OU for that office.
B.
Create a top­level OU named Main_Office under the blueyonderairlines.com domain. Move the user accounts of all users in the main office to the Main_Office OU.Create a separate child OU for each branch office under the Main_Office OU. Move the user accounts of all users in each branch office to the child OU for that office.
C.
Create a top­level OU named BlueYonderAirlines_Users under the blueyonderairlines.com domain. Create a child OU named Central_Security under BlueYonderAirlines_Users. Move the user accounts of the central security department users to the Central_Security OU.Create a child OU named Help_Desk under BlueYonderAirlines_Users. Move the user accounts of the help desk users to the Help_Desk OU.
D.
Create a top­level OU named BlueYonderAirlines_Users under the blueyonderairlines.com domain. Create a child OU named Central_Security under BlueYonderAirlines_Users. Move the user accounts of the central security department users to the Central_Security OU.Create a separate child OU under BlueYonderAirlines_Users for each office. Move the user accounts of the help desk users in each office to the child OU for that office.
查看完整题目与答案
【多选题】新型冠状病毒感染的肺炎患者的临床表现为
A.
以发热、干咳、乏力为典型症状
B.
抽搐、休克
C.
部分患者出现气短、咽痛、头痛、肌肉或关节痛、寒战等体征
D.
也有少部分患者出现恶心或呕吐、鼻塞、腹泻等体征
查看完整题目与答案
【判断题】公司简章应该设计大方醒目,内容客观详实,图文并茂,最好设计多种语言。
A.
正确
B.
错误
查看完整题目与答案
【单选题】Three in five people in the UK hold a library card. For some, they’re a shelter from the stresses of day-to-day life. ___1___ If you’re considering joining your local library, now is the time to do so...
A.
Libraries help people learn.
B.
Libraries help educate the kids.
C.
They create a great sense of community.
D.
You can go in, settle down and read a book without being charged a penny.
E.
Most libraries now have computers and allow people to borrow CDs and DVDs.
F.
Libraries help us save money as we’re borrowing books rather than buying them.
G.
For others, particularly the homeless and people in poverty, a lifeline to the world.
查看完整题目与答案
【单选题】What does Pennsylvania State Representative Scott Petri say is the best way to help the long-term unemployed?
A.
To offer them loans they need to start their own businesses.
B.
To allow them to postpone their monthly mortgage payments.
C.
To create more jobs by encouraging private investments in local companies.
D.
To encourage big businesses to hire back workers with government subsidies.
查看完整题目与答案
【单选题】一、定义判断： 共5题．每道题先给出定义，然后列出四种情况，要求你严格依据定义，从中选出一个最符合或最不符合该定义的答案．注意：假设这个定义是正确的，不容置疑的。 请开始答题： 苏东坡效应，源自苏东坡的两句诗“不识庐山真面目，只缘身在此山中”．意思是人们对“自我”犹如自己手中的东西，往往难以正确认识；从某种意义上讲，认识“自我”比认识客观现实更为困难．社会心理学家将人们难以正确认识“自我”的心理现...
A.
尽管王峰在面试前做了精心的准备，但当经理问到他有什么特长时，他还是没能说清楚
B.
孙琳觉得自己不适合做现在的工作，但当领导问到她对某个项目的意见时，她还是谈得头头是道
C.
张璐是一名人力资源培训师，经常去各大企业做职业规划方面的培训，但她经常对自己的未来感到谜茫
D.
林强从小就立志做一名IT工程师，大学毕业前夕，当同学还在为找工作发愁时，他已经拿到了IBM公司的offer
查看完整题目与答案
相关题目：
【多选题】有关激励的理论主要有
A.
需要层次理论
B.
双因素理论
C.
期望理论
D.
公平理论
E.
强化理论
查看完整题目与答案
【单选题】What does Pennsylvania state representative Scott Petri say is the best way to help the long-term unemployed?
A.
To offer them loans they need to start their own businesses.
B.
To allow them to postpone their monthly mortgage payments.
C.
To create more jobs by encouraging private investments in local companies.
D.
To encourage big businesses to hire back workers with government subsidies.
查看完整题目与答案
【多选题】肌寒病者的临床表现为
A.
肌痛
B.
毛发焦
C.
唇槁腊
D.
不得汗
E.
四肢懈怠
查看完整题目与答案
【单选题】在霍乱的临床表现中哪项是错误的
A.
寒战、高热、急性起病
B.
先泻后吐
C.
无痛性腹泻
D.
“米泔水”样吐泻物
E.
严重者有痛性肌肉痉挛
查看完整题目与答案
【单选题】You are the network administrator for Blue Yonder Airlines. You plan to create an Active Directory domain named blueyonderairlines.com that will have a functional level of Windows Server 2003.  Your c...
A.
Create a top­level OU named BlueYonderAirlines_Users under the blueyonderairlines.com domain. Create a separate child OU for each office under BlueYonderAirlines_Users. Move the user accounts of all employees in each office to the child OU for that office.
B.
Create a top­level OU named Main_Office under the blueyonderairlines.com domain. Move the user accounts of all users in the main office to the Main_Office OU.Create a separate child OU for each branch office under the Main_Office OU. Move the user accounts of all users in each branch office to the child OU for that office.
C.
Create a top­level OU named BlueYonderAirlines_Users under the blueyonderairlines.com domain. Create a child OU named Central_Security under BlueYonderAirlines_Users. Move the user accounts of the central security department users to the Central_Security OU.Create a child OU named Help_Desk under BlueYonderAirlines_Users. Move the user accounts of the help desk users to the Help_Desk OU.
D.
Create a top­level OU named BlueYonderAirlines_Users under the blueyonderairlines.com domain. Create a child OU named Central_Security under BlueYonderAirlines_Users. Move the user accounts of the central security department users to the Central_Security OU.Create a separate child OU under BlueYonderAirlines_Users for each office. Move the user accounts of the help desk users in each office to the child OU for that office.
查看完整题目与答案
【多选题】新型冠状病毒感染的肺炎患者的临床表现为
A.
以发热、干咳、乏力为典型症状
B.
抽搐、休克
C.
部分患者出现气短、咽痛、头痛、肌肉或关节痛、寒战等体征
D.
也有少部分患者出现恶心或呕吐、鼻塞、腹泻等体征
查看完整题目与答案
【判断题】公司简章应该设计大方醒目,内容客观详实,图文并茂,最好设计多种语言。
A.
正确
B.
错误
查看完整题目与答案
【单选题】Three in five people in the UK hold a library card. For some, they’re a shelter from the stresses of day-to-day life. ___1___ If you’re considering joining your local library, now is the time to do so...
A.
Libraries help people learn.
B.
Libraries help educate the kids.
C.
They create a great sense of community.
D.
You can go in, settle down and read a book without being charged a penny.
E.
Most libraries now have computers and allow people to borrow CDs and DVDs.
F.
Libraries help us save money as we’re borrowing books rather than buying them.
G.
For others, particularly the homeless and people in poverty, a lifeline to the world.
查看完整题目与答案
【单选题】What does Pennsylvania State Representative Scott Petri say is the best way to help the long-term unemployed?
A.
To offer them loans they need to start their own businesses.
B.
To allow them to postpone their monthly mortgage payments.
C.
To create more jobs by encouraging private investments in local companies.
D.
To encourage big businesses to hire back workers with government subsidies.
查看完整题目与答案
【单选题】一、定义判断： 共5题．每道题先给出定义，然后列出四种情况，要求你严格依据定义，从中选出一个最符合或最不符合该定义的答案．注意：假设这个定义是正确的，不容置疑的。 请开始答题： 苏东坡效应，源自苏东坡的两句诗“不识庐山真面目，只缘身在此山中”．意思是人们对“自我”犹如自己手中的东西，往往难以正确认识；从某种意义上讲，认识“自我”比认识客观现实更为困难．社会心理学家将人们难以正确认识“自我”的心理现...
A.
尽管王峰在面试前做了精心的准备，但当经理问到他有什么特长时，他还是没能说清楚
B.
孙琳觉得自己不适合做现在的工作，但当领导问到她对某个项目的意见时，她还是谈得头头是道
C.
张璐是一名人力资源培训师，经常去各大企业做职业规划方面的培训，但她经常对自己的未来感到谜茫
D.
林强从小就立志做一名IT工程师，大学毕业前夕，当同学还在为找工作发愁时，他已经拿到了IBM公司的offer
查看完整题目与答案
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