[Solved] Customers are serviced at a rate of five customers per hour according to an exponential distribution. What is the probability that customer service will require fewer than 20 minutes? A) less than or equal to 0.75 B) greater than 0.75 but less than or equal to 0.80 C) greater than 0.80 but less than or equal to 0.85 D) greater than 0.85 Microscope: An instrument used to see objects that are too small for the naked eye. Lab Report: A document detailing the procedures, results, and conclusions of a laboratory experiment. QNS: null Specimen: A sample of tissue, blood, or other material used for examination or study.