3. A and B are two events such that P(A)=0.5, P(AUB)=0.7. If A and B are independent events, find P(B) A. 1.5 B. 3.5 C. 2.5 D. 3+5 4. If A and B are two independent events such that P(AUB)=0.75 and P(B)=0.25, find P(A) A. 2÷3 B. 1+3 C. 1+2 D. 3+5

Calculus For The Life Sciences
2nd Edition
ISBN:9780321964038
Author:GREENWELL, Raymond N., RITCHEY, Nathan P., Lial, Margaret L.
Publisher:GREENWELL, Raymond N., RITCHEY, Nathan P., Lial, Margaret L.
Chapter12: Probability
Section12.3: Conditional Probability; Independent Events; Bayes' Theorem
Problem 20E: Decide whether the following pairs of events are dependent or independent. C is the event that it...
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please sir solve these two questions please 

3. A and B are two events such that P(A)=0.5, P(AUB)=0.7. If A and B are independent events, find P(B)
A. 1.5
B. 3.5
C. 2.5
D. 3÷5
4. If A and B are two independent events such that P(AUB)=0.75 and P(B)=0.25, find P(A)
A. 2÷3
B. 1+3
C. 1÷2
D. 3+5
Transcribed Image Text:3. A and B are two events such that P(A)=0.5, P(AUB)=0.7. If A and B are independent events, find P(B) A. 1.5 B. 3.5 C. 2.5 D. 3÷5 4. If A and B are two independent events such that P(AUB)=0.75 and P(B)=0.25, find P(A) A. 2÷3 B. 1+3 C. 1÷2 D. 3+5
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