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【简答题】
A data set consists of 83 observations. How many classes would you recommend for a frequency distribution?
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】关于肾柱肥大的说法,哪项是错误的( )
A.
肾窦回声的外侧或后部出现低回声区,连续扫查,其形态不呈球形
B.
低回声区处肾表面不隆起
C.
低回声区与肾皮质间有明显分界
D.
低回声区的大小不超过3cm
E.
彩色血流图不能发现异常
【单选题】—Which of the caps will you take? --I’ll take _______,one for my father ,the other for my brother.
A.
neither
B.
both
C.
all
D.
each
【单选题】Which process is the most suitable to volume produce the bottle caps?
A.
Presswork
B.
Die-casting
C.
Welding
D.
Milling
【单选题】—Which of the caps will you take? —I'll take________,one for my father,the other for my brother. [ ]
A.
neither
B.
Both
C.
all
D.
none
【单选题】Which process is the most suitable to volume produce the bottle caps?
A.
Milling
B.
Presswork
C.
Die-casting
D.
Welding
【单选题】— Which of the caps will you take? —I’ll take______ , one for my father, the other for my mother.
A.
neither
B.
both
C.
all
D.
either
【单选题】-Which of the caps will you take?
A.
'll take____,one for my father, the other for my brother.
B.
neither
C.
both
D.
all
E.
Either
【单选题】-Which of the caps will you take?-I'll take _________,one is for my father, the other for my brother. [ ]
A.
neither
B.
both
C.
all
D.
too
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