... commit-tee.StatisticsMean is the average of a set of numbers. To calculate the mean, add all the numbers in the set and divide by the number of numbers in the set. Find the mean of 2, 3, 5, 10, and 15. The mean ... is the middle number in a set. To find the median, first arrange the numbers in order and thenfind the middle number. If two numbers share the middle, find the average of those two numbers.Find the ... it is the mode of the set.NOTE: It is possible for there to be no mode or several modes in a set.Range is the difference between the largest and the smallest numbers in the set.Find the range...