Mathematics, 25.10.2021 01:30 sylviaelizabeth4135

A company provides home internet networking services and promises customers to be compensated for a delayed service if the service calls cannot be resolved under an hour. Times for service calls is known to follow a normal distribution with a mean of 60 minutes and standard deviation of 12 minutes. What is the shortest range of service times that includes 60% of all service calls?

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A company provides home internet networking services and promises customers to be compensated for a...