hhfbeuiw hhfbeuiw
  • 11-03-2019
  • Mathematics
contestada

Suppose a and b are independent events if p(a/b)=.25 and p(b)=.6 what is P(AnB)?
A.) 0.6
B.)0.2
C.) 0.15
D.)0.65

Respuesta :

laurellee27
laurellee27 laurellee27
  • 11-03-2019

Answer:

C) 0.15

Step-by-step explanation:

Independent Probabilities Formula

P(A | B) = P(A) = P(A ∩ B) ÷ P(B)

P(A | B) = 0.25

P(A) = 0.25

P(B) = 0.6

If P(A) = P(A ∩ B) ÷ P(B)

P(A ∩ B) = P(A) × P(B)

P(A ∩ B) = 0.25 × 0.6

P(A ∩ B) = 0.15

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