The mean amount of time it takes a kidney stone to pass is

Last updated: 6/22/2023

The mean amount of time it takes a kidney stone to pass is 12 days and the standard deviation is 6 days Suppose that one individual is randomly chosen Let X time to pass the kidney stone a What is the distribution of X X N b Find the probability that a randomly selected person with a kidney stone will take longer than 11 days to pass it Round to 4 decimal places