Question: Customers experiencing technical difficulty with theirinternetcable hookup may call an 800 number for technical support. It takes the technician between 90 seconds and 13 minutes

Customers experiencing technical difficulty with theirinternetcable hookup may call an 800 number for technical support. It takes the technician between 90 seconds and 13 minutes to resolve the problem. The distribution of this support time follows the uniform distribution.

b-2.	What is the standard deviation of the time?(Do not round your intermediate calculations. Round your answer to 2 decimal places.)

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