This is the difference between the highest value in a set and the lowest value in the set.
Add up all of the numbers, then divide by how many numbers there are.
Put all of the numbers in order, then determine the middle one.
This is also called Fair Share.
This is a measure of variation and is calculated when the smallest number is subtracted from the largest number.
This is the number that appears most frequently in a set.
This number is the middle number (once all numbers have been written in order).
Also called Even Share.
This describes how far apart the largest and smallest numbers in a set are (and is determined by subtracting the smallest value from the largest value).
This is sometimes called Equal Share.
Also called average, this is determined by adding all members in a set and dividing by the number of members in the set.