Answer to Question 1
The mean is the sum of the values divided by the frequency. Another way of saying it is that the mean is the average. The median is the midpoint in a group of ranked values that divides the data into two equal parts. Another way of saying it is that if a list of values is sorted by value, the median is the value at the center of the list.
A hospital risk management department has received an incident report that a visitor slipped on ice in the hospital parking lot and was injured.
Answer to Question 2
Health Plan Employer Data and Information Set.