bvbecita123 bvbecita123
  • 26-04-2021
  • Mathematics
contestada

Given P(A) = 0.56, P(B) = 0.45 and P(B|A) = 0.7, find the value of
P(A and B), rounding to the nearest thousandth, if necessary.

Respuesta :

Аноним Аноним
  • 26-04-2021

Answer:

P(A and B) = P(AnB)

Step-by-step explanation:

[tex]P( \frac{A}{B} ) = \frac{P(AnB)}{P(B)} \\from \: bayes \: theorem \\ P(AnB) = P(B) \times P( \frac{A}{B}) \\ = 0.45 \times 0.7 \\ = 0.315[/tex]

Answer Link
purisicsuada purisicsuada
  • 30-05-2021

Answer: 0.392

Step-by-step explanation:

So P(A)xP(B|A)= P(AnB)

Plug in

0.56x0.7=0.392

Answer Link

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