attendance at a health club is normally distributed. the average number of people visiting the health club at any given time is 100, with a standard deviation of 48.5. the club has a capacity of 200 people
a. what is the probability theclub exceeds capapacity?
b. attendance below 5 people, the club has the option of closing early. what is the probability the club will close ealry?
Solution
The Z score of a normal distribution is calculated as follows
Z = (bar{X} –