tsstigermyguy
tsstigermyguy tsstigermyguy
  • 27-08-2021
  • Mathematics
contestada

Find the missing probability.

P(A)=13/20,P(A∩B)=13/25,P(B|A)=?

Respuesta :

LammettHash
LammettHash LammettHash
  • 27-08-2021

By definition of conditional probability,

P(B | A) = P(A ∩ B)/P(A) = (13/25) / (13/20) = 20/25 = 4/5

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