The time between incoming phone calls at a call center is a random variable with exponential den

Name: The time between incoming phone calls at a call center is a random variable with exponential density. There is a 50% probability of waiting 20 seconds or more between calls. What is the average time between calls?
Uploaded: 2019-07-19T01:04:52-08:00
Duration: 2 min 39 s
Channel: Alex Mangiapane
Description: The time between incoming phone calls at a call center is a random variable with exponential density. There is a 50% probability of waiting 20 seconds or more between calls. What is the average time between calls?

Question

James Kiss · Accepted Answer

1. We know that the time between calls follows an exponential distribution.

Question

The time between incoming phone calls at a call center is a random variable with exponential density. There is a 50% probability of waiting 20 seconds or more between calls. What is the average time between calls?

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