1. The length of time that it takes students to complete their statistics exam is what type of data?
What is the mean salary of the registered nurses?
What is the median salary of the registered nurses?
What is the standard deviation of the nurses’ salaries?
purchase. The store owner states that there is a 75% chance of a customer making a purchase.
The random variable x represents the number of customers making a purchase. What is the
probability that exactly 5 customers make a purchase?