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单项选择题
A.n=4,p=0.6
B.n=6,p=0.4
C.n=8,p=0.3
D.n=24,p=0.1
单项选择题
A.15%
B.25%
C.35%
D.45%
单项选择题
A.0.875
B.0.925
C.0.765
D.0.992
单项选择题
A.0.85
B.0.765
C.0.975
D.0.95
单项选择题
A.0.10,0.4
B.0.15,0.5
C.0.20,0.6
D.0.25,0.7