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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

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
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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

User Ningrong Ye
by
7.4k points

1 Answer

4 votes
The probability of the event plus the probability of the complement must add to ONE.
1 - (2/9) = (7/9)
LETTER D
User Caprooja
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