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What is the probability that the engineer performed operations A and B first and second (respectively) and did not perform operation C third, in a randomly selected maintenance?

What is the probability that the engineer performed operations A and B first and second (respectively) and did not perform operation C third, in a randomly selected maintenance?

MATLAB: An Introduction with Applications
MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
Publisher:Amos Gilat
Chapter1: Starting With Matlab
Section: Chapter Questions
Problem 1P
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A computer engineer sequentially performs three maintenance operations on a server.

- In 73% of maintenance, it performs operation A first.
- 37 % is the percentage corresponding to the completion of operation B in second place, knowing that the execution of B was preceded by the execution of operation A.
- Operation C is performed in third place in 27% of the maintenances in which operations A and B are performed in first and second, respectively.

What is the probability that the engineer performed operations A and B first and second (respectively) and did not perform operation C third, in a randomly selected maintenance?

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