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nasty-shy [4]
2 years ago
10

If p(a) = 0.50, p(b) = 0.60, and p(a intersection

Mathematics
1 answer:
bogdanovich [222]2 years ago
5 0
Use the identity P(A ∪ B) = P(A)+P(B)-P(A ∩ B)

P(A)=0.50
P(B)=0.60
P(A ∪ B) = 0.30
=>
P(A ∪ B) = P(A)+P(B)-P(A ∩ B)
=(0.50+0.60)-0.30
=0.80
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