Mean, Median, Mode and Range

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The "mean" is the "average" you're used to, where you add up all the numbers and then
divide by the number of numbers. The "median" is the "middle" value in the list of
numbers. To find the median, your numbers have to be listed in numerical order, so you
may have to rewrite your list first. The "mode" is the value that occurs most often. If no
number is repeated, then there is no mode for the list

The "range" is just the difference between the largest and smallest values.

Finding the M ean