【简答题】从鱼池中随机捕捞 500 条鱼 , 做好记号后重新放入鱼池中 , 待充分混合后再捕捞 1000 条鱼 , 结果发现其中有 72 条带有记号 , 试问鱼池中可能有多少条鱼 .
【单选题】Anna has recently been promoted to the managerial ranks which has increased her interaction with the senior managers at her company. She realizes that Peter, her assistant manager, exhibits a distinct...
A.
is high on Machiavellianism
C.
is high on self-monitoring
D.
has high cognitive dissonance
【判断题】三心定理是指一个构件上的三个瞬心在一条直线上
【判断题】“三心定理是指一个构件上的三个瞬心在一条直线上”,这个叙述正确吗?