Add all the numbers together.Divide the sum of all data by the amount of numbers in the set.
The mean is 3.57.
Put the numbers in ascending order.Find the middle number, each number must have a pair except for the middle,unless there is two medians in which case you must add the two together and divide by two.
1,2,2,3,4,4,5,6 3+4=7 , 7/2=3.5
The meadian is 3.5
The mode is the number that appears the most frequently in a set of data.There can be no mode.
The largest number divided by the smallest number.
The range is 69.
This is my video explaining mean,meadian,mode and range.