a)find the total probability of commiting the error in solving the problem b)the teacher has checked the soln and had found some error then find the probability that the question is not solved by ravi.

a)find the total probability of commiting the error in solving the problem b)the teacher has checked the soln and had found some error then find the probability that the question is not solved by ravi.

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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Question

In a school teacher ask a question to ravi mohit and sonia the probablity of solving the equation by ravi mohit sonia is 30%,25%,45% respectively. The probablity of making error by ravi mohit and sonia are 1%,1.2%,2% respectively.based on the above information solve the following question

a)find the total probability of commiting the error in solving the problem

b)the teacher has checked the soln and had found some error then find the probability that the question is not solved by ravi.

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