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Author Question: An online retailer reimburses a customer's shipping charges if the customer does not receive his ... (Read 50 times)

bcretired

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Question 1

The time between equipment failures (in days) at a particular factory is exponentially distributed with a mean of 4.5 days. A machine just failed and was repaired today.

a. Find the probability that another machine will fail within the next day.
b. Find the probability that there will be no more equipment failures in the next week.

Question 2

An online retailer reimburses a customer's shipping charges if the customer does not receive his order within one week. Delivery time (in days) is exponentially distributed with a mean of 3.2 days. What percentage of customers have their shipping charges reimbursed?


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Marked as best answer by bcretired on Feb 14, 2020

Sassygurl126

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bcretired

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Reply 2 on: Feb 14, 2020
Wow, this really help


chjcharjto14

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Reply 3 on: Yesterday
YES! Correct, THANKS for helping me on my review

 

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