自觉地确定目的，并根据目的支配自己的行为，克服种种困难，实现预定目的的过程是 ()
A．暗示
B．意志
C．动机
D．行动
E．思维
参考答案：B
极差容易受数据中极端值的影响，不能准确地描述数据的分散程度。
The (1) is a general description of the architecture of a workflow management system used by the WFMC, in which the main components and the associated interfaces are summarized. The workflow enactment service is the heart of a workflow system which consists of several (2) . In a workflow system, a process is specified using the process definition tool. Usually, processes are defined in terms of a (3) , which consists of (4) indicated using a circle, and (5) shown as a rectangle. These two components can be linked by means of a directed arc.
5（）
A．transmitters
B．transitive
C．transitions
D．transformations
