Let there be two newly launched phones Aand B. The probability that phone A hasgood battery life is 0.7 and the probabilitythat phone B has good battery life is 0.8.Then find the probability that a phone hasa good battery life.0.75b. 0.45a.O C.0.65d. 0.85

Obtain the probability that a phone has a good battery life. The probability that a phone has a…

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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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Let there be two newly launched phones A and B. The probability that phone A has good battery life is 0.7 and the probability that phone B has good battery life is 0.8. Then find the probability that a phone has a good battery life. O a. 0.75 b. 0.45 O OC. 0.65 d. 0.85 O