Find the requested probability.

P(A) if P(A) = 0.7

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2 answers

P(A) = 1 - P(A) = 1 - 0.7 = 0.3
The question says
Find P(A) if P(A)=0.7, so P(A)=0.7

Do you mean
P(A')=1-P(A)=1-0.7=0.3?