Math  /  Math Statement

QuestionFind P(B)P(B) given P(A)=0.4P(A)=0.4, P(A or B)=0.95P(A \text{ or } B)=0.95, and P(A and B)=0.3P(A \text{ and } B)=0.3. Round to two decimal places.

Studdy Solution
Calculate the probability of event B.
(B)=0.950.4+0.3=0.85(B) =0.95 -0.4 +0.3 =0.85The probability of event B, rounded to two decimal places, is0.85.

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