Mean Median Mode Range
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If there are two middle numbers
add the 2 middle numbers and then divide
There can be more than one
mode
There can be no
mode
mode
the data item that appears more often than any other data item
range
the difference between the greatest and least numbers in a data set
median
the middle number in an ordered set of data
mean
the sum of the data values divided by the number of data values
