3 years ago

If p(a) = 0.7, p(b) = 0.1, and a and b are mutually exclusive, find p(a or b).

Mathematics

1 answer:

alex41 [277]3 years ago

8 0

Because $A$ and $B$ are mutually exclusive,

$P(A\cup B)=P(A)+P(B)=0.8$

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