Delivery times for shipments from a central warehouse are

Last updated: 12/8/2023

Delivery times for shipments from a central warehouse are exponentially distributed with a mean of 2 46 days note that times are measured continuously not just in number of days A random sample of 99 shipments are selected and their shipping times are observed Approximate the probability that the average shipping time is less than 2 13 days Enter your answer as a number accurate to 4 decimal places