An online shopping club has 2000 members. The mean amount spent per member per month is $47.75, with a standard deviatio
Posted: Mon Jul 11, 2022 11:55 am
An online shopping club has 2000 members. The mean amount spent per member per month is $47.75, with a standard deviation of $20. What is the probability that a simple random sample of 125 members will find the mean amount spent per person to be less than $45?