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Solved: Customers experiencing technical difficulty with their Internet cable hookup may
Chapter 0, Problem 6(choose chapter or problem)
Customers experiencing technical difficulty with their Internet cable hookup may call an 800 number for technical support. It takes the technician between 30 seconds to 10 minutes to resolve the problem. The distribution of this support time follows the uniform distribution.
a. What are the values for a and b in minutes?
b. What is the mean time to resolve the problem? What is the standard deviation of the time?
c. What percent of the problems take more than 5 minutes to resolve?
d. Suppose we wish to find the middle 50 percent of the problem-solving times. What are the end points of these two times?
Questions & Answers
QUESTION:
Customers experiencing technical difficulty with their Internet cable hookup may call an 800 number for technical support. It takes the technician between 30 seconds to 10 minutes to resolve the problem. The distribution of this support time follows the uniform distribution.
a. What are the values for a and b in minutes?
b. What is the mean time to resolve the problem? What is the standard deviation of the time?
c. What percent of the problems take more than 5 minutes to resolve?
d. Suppose we wish to find the middle 50 percent of the problem-solving times. What are the end points of these two times?
ANSWER:Step 1 of 6
A distribution of support time follows a uniform distribution and it takes the technician between 30 seconds and 10 minutes to solve the problem for 800 numbers of technical support.