A.无偏性
B.有效性
C.线性性
D.一致性
[单选题]A.3B.-1C.1D.2
[单选题]A.无偏性B.有效性C.线性性D.一致性
[单选题]A.2B.3C.4D.5E.6
[单选题]A.-19B.-9C.13D.3E.5
[单选题]A.111B.105.6C.11.1D.10.55
[单选题]A.B.C.D.
[单选题]A.B.C.P(AB)=P(A)P(B)D.P(AB)≠P(A)P(B)