Please answer all parts and round your answers to 5th decimal place. Thank you! The time T required to repair a machine is an exponentially distributed randomvariable with mean 7 (hours). What is the probability that a repair takes at least 12-hours given that its duration exceeds 12 hours?Select the correct answer:A. 1 te-OB. 1 - e-7C. 1-eD. eO E. e-7

From the given information, T has Exponential distribution with mean 7 hours. Therefore,…

The time T required to repair a machine is an exponentially distributed randon variable with mean 7 (hours). What is the probability that a repair takes at least hours given that its duration exceeds 12 hours? Select the correct answer:

The time T required to repair a machine is an exponentially distributed randon variable with mean 7 (hours). What is the probability that a repair takes at least hours given that its duration exceeds 12 hours? Select the correct answer:

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

Please answer all parts and round your answers to 5th decimal place. Thank you!

The time T required to repair a machine is an exponentially distributed random
variable with mean 7 (hours). What is the probability that a repair takes at least 12-
hours given that its duration exceeds 12 hours?
Select the correct answer:
A. 1 te-
OB. 1 - e-7
C. 1-e
D. e
O E. e-7

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