ďfrrdrrtf5c9 ďfrrdrrtf5c9
  • 10-03-2017
  • Mathematics
contestada

if the probability of an event is 2/9 , what is the probability of the complementary event ?

a) - 7/9
b) 1/3
c) 2/9
d) 7/9

Respuesta :

bcalle
bcalle bcalle
  • 10-03-2017
The probability of the event plus the probability of the complement must add to ONE.
1 - (2/9) = (7/9)
LETTER D
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