sunakuku sunakuku
  • 29-04-2018
  • Mathematics
contestada

J and K are independent events. P(J | K) = 0.8. Find P(J).

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WojtekR
WojtekR WojtekR
  • 29-04-2018
J and K are independent, so:

[tex]P(J\cap K)=P(J)\cdot P(K)\quad|:P(K)\\\\\\\dfrac{P(J\cap K)}{P(K)}=P(J)\\\\\\P(J|K)=P(J)\\\\\\\boxed{P(J)=0.8}[/tex]
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