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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

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

A First Course in Probability (10th Edition)
A First Course in Probability (10th Edition)
10th Edition
ISBN:9780134753119
Author:Sheldon Ross
Publisher:Sheldon Ross
Chapter1: Combinatorial Analysis
Section: Chapter Questions
Problem 1.1P: a. How many different 7-place license plates are possible if the first 2 places are for letters and...
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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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