皮皮学,免费搜题
登录
搜题
【单选题】
当原假设为 时,此时的假设检验称为( )
A.
双侧检验
B.
右侧检验
C.
左侧检验
D.
显著性检验
拍照语音搜题,微信中搜索"皮皮学"使用
参考答案:
参考解析:
知识点:
.
..
皮皮学刷刷变学霸
举一反三
【单选题】Because the company was doing more business, it was necessary to ______ the factory.
A.
extend
B.
increase
C.
rise
D.
lookers
【单选题】某人现在存入银行1500元,利率10%,复利计息,5年末的本利和为( )
A.
2601
B.
2434
C.
2416
D.
2808
【单选题】In the background was that eternal hum.( )
A.
long
B.
never-ending
C.
boring
D.
extensive
【单选题】组织兴奋后处于绝对不应期时,其兴奋性为
A.
零。
B.
大于正常。
C.
小于正常。
D.
等于正常。
【单选题】某人现在存入银行 1500元,利率10%,复利计息,5年末的本利和为 元。
A.
2601
B.
2434
C.
2416
D.
2808
【单选题】组织兴奋后处于绝对不应期时,其兴奋性为
A.
B.
大于正常
C.
等于正常
D.
小于正常
【单选题】The main holiday was once confined to August; now it ______ into September.
A.
expands
B.
extends
C.
enlarges
D.
amplifies
【单选题】某人现在存入银行1500元,利率10%,复利计息,5年末的本利和为( )元
A.
2 601
B.
2 434.5
C.
2 416.5
D.
2 415.75
【单选题】All of the following statements are true EXCEPT that .
A.
electronic media can extend one’s contact with the world
B.
those living far away from a certain event can also have some perception of realities by watching television
C.
all the events occurring on the university campus at Berkeley were given national media coverage
D.
video coverage of the 1989 San Francisco Earthquake gave the viewers the impression of the total disaster
【单选题】学生表(学生ID,姓名,性别,系ID,系名),该表中学生ID为主键,系ID为外键,哪个字段不符合第三范式?
A.
姓名
B.
性别
C.
系ID
D.
系名
相关题目: