分组学习有哪些特点？

A. Cards can be added and then enabled via Hardware Management Console (HMC) GUI or command line.
B. The HMC allows access to the Advanced System Management Interface (ASMI), where the slots can be managed.
C. If the empty slot was already allocated to an LPAR, the LPAR can use the card after the cfgmgr script has been run.
D. The Hardware Management Console (HMC) GUI can guide a customer through the process of adding a card to an empty slot.&e

A. 速度
B. 时间
C. 磁块
D. 圆周

A. 从总均方中分出组间均方和组内均方
B. 从组内离均差平方和分出各组的离均差平方和
C. 从总离均差平方和分出组间离均差平方和和组内离均平方的（和）
D. 从组间离均差平方和分出组间与组内的离均差平方和