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customers arrive at a nail salon according to a poisson process with rate 10 per hour....

customers arrive at a nail salon according to a poisson process with rate 10 per hour. 30% of customers come in for only a manicure. 30% only for a pedicure, and 40% for both.


what is the expe ted waiting time in MINUTES between manicure oy customer arrivals?
Math   Statistics-And-Probability   
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