Sean's Measuresof Central Tendancy

Monday, September 29, 2008




Mean- Arrange the data in ascending order. Add them up and divide them by the number of data there is.


Median- Arrange data in ascending order. Find the middle number by crossing the numbers from the left to right. If there is two medians, add them and divide them by 2.






Mode- Arrange the data in ascending numerical order. Find the most common number.




Range- Subtract the biggest number and the smallest number in the set of data.

HERE IS A VIDEO THAT EXPLAINS MMM:

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