Mathematics, 19.10.2019 21:30 cammie505
Acatalog company that receives the majority of its orders by telephone conducted a study to determine how long customers were willing to wait on hold before ordering a product. the length of time was found to be a random variable best approximated by an exponential distribution with a mean equal to 2.8 minutes. what is the probability that a randomly selected caller is placed on hold fewer than 7 minutes?
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Acatalog company that receives the majority of its orders by telephone conducted a study to determin...
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