on average, a customer arrives every 4 minutes and waits 24 minutes in a queue. what is the average number o fcustomers waiting according to the single-server queue model

answera hit;

the answer is b. executive summary. a management summary, or executive summary, is a short article or section of a document, produced for business purposes, that condenses a longer report or proposal or a group of related reports in such a way that readers can rapidly become familiar with a large body of material without having to read it all.