皮皮学，免费搜题
登录
搜题
【单选题】
关于饼图的描述，错误的是_________。A.
描述总体的样本值的构成比
B.
每个扇形表示一类样本占总体的百分比
C.
描述总体各样本区间的样本数量
D.
反映样本部分与整体之间的数量关系
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
【简答题】Most external parts of the body have ordinary English names as well as anatomical names. Doctors normally use the English names, even when talking to each other. Please write out the ordinary English ...
【简答题】8051单片机内有______个16位的定时/计数器，______有四种工作方式。
【单选题】Which of the following MOST correctly describes a hot spare？（）
A.
A drive assigned to an array that will only hold parity information used for rebuilding a failedarray drive.
B.
An external hard drive to which all data is replicated to for recovery in the of a failure.
C.
A drive assigned to an array that will automatically be used to rebuild a failed array drive.
D.
An extra drive purchased and stored in the parts cabinet to replace failed drives.
【单选题】In his 2003 book, In the Blink of an Eye, Parker argues that the external, hard body parts of fauna responded most directly to the riot of selection pressures of the Cambrian explosion.
A.
a number of carefully chosen things
B.
a process in which environmental or genetic infl uences determine which types of organism thrive better than others, regarded as a factor in evolution
【简答题】怎样理解党的十八届三中全会《决定》提出的全面深化改革必须坚持社会主义市场经济改革方向
【多选题】休克复苏成功的指标包括( )
A.
中心静脉压接近正常
B.
尿量大于0.5ml(kg·min)
C.
心排血量≥4.0L/min
D.
心率≤100次/min
E.
神志状态好转
相关题目：