An Italian restaurant advertises that carryout orders take about 28 minutes. Assume that the time it takes for an order to be ready follows the exponential distribution with a mean of 28. What is the probability that an order will be ready within 21 minutes? Answer to three decimal places if needed.
An Italian restaurant advertises that carryout orders take about 28 minutes. Assume that the time it takes for
an order to be ready follows the exponential distribution with a mean of 28. What is the probability that an order will be ready within 21 minutes? Answer to three decimal places if needed.