【单选题】全部成本法与变动成本法在计算产品生产成本时主要差异在( )。
【单选题】制造成本法与变动成本法在计算产品生产成本时主要差异在()
【单选题】—Would you like to come to dinner this Sunday, Xiao Ming? —______. [ ]
A.
I'd love to, but I have lots of things to do
B.
Oh, on. That'll be too tired
【单选题】下列命题中错误的命题的个数为( ) ①对立事件一定是互斥事件 ②A、B为两个事件,则P(A∪B)=P(A)+P(B)-P(A∩B) ③若事件A、B、C两两互斥,则P(A)+P(B)+P(C)=P(A∪B∪C) ④若事件A、B满足P(A)+P(B)=1,则A、B是对立事件.
【简答题】One day in the __ class everyone is busy drawing pictures, but Xiao Ming is doing _ __.When the bell rings for break (课间休息), Xiao Ming gives his _ _ to the teacher. The teacher looks at it and gets __...
【单选题】若A 、B是两个任意事件,且P(AB)=0,则 ( )
【单选题】若A、B为两个互斥事件,则P(B|A)=_________。
【单选题】下列命题中是错误命题的个数有( ) ①对立事件一定是互斥事件; ②A、B为两个事件,则P(A∪B)=P(A)+P(B); ③若事件A、B、C两两互斥,则P(A)+P(B)+P(C)=1; ④若事件A、B满足P(A)+P(B)=1,则A,B是对立事件.
【判断题】若 A 、 B 是两个互斥事件,则 P ( A ) +P ( B ) =1