sonpham1406as sonpham1406as

10-08-2021
Mathematics

contestada

Cho hai biến cố xung khắc và B, sao cho ( ≠ 0), ( ≠ 0). Hỏi A và B có độc lập không?

Respuesta :

benjaT2525 benjaT2525

10-08-2021

Answer:

Ta có: P ( A ) P ( B ) = 0 , 12 . Vì P ( A B ) = 0 , 2 ≠ 0 , 12 = P ( A ) P ( B )

nên hai biến cố A và B không độc lập với nhau.

Step-by-step explanation:

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