First arrange your set of data from least to greatest (ascending order)
Add all of the numbers (set of data)
Once you've found the sum , divide the number by how much numbers there are
Median
First arrange your set of data from least to greatest (ascending order)
Find the middle number, in the set of data
If there is two middle numbers add them together and divide by two
Mode
First arrange your set of data from least to greatest (ascending order)
Find the number that comes up more than once
If there is no number that repeats there is no mode
Range
First arrange your set of data from least to greatest (ascending order)
Find the lowest number and the greatest number, and subtract them from each other
Here is my mmm video :
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