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How do I find the mean of a set of data?
Add up all the numbers, and divide by how many numbers there are.
How do I find the median of a set of data?
Order the numbers from least to greatest. Find the middle number.
How do I find the mode of a set of data?
Look for the number that occurs the most often.
How do I find the range of a set of data?
Subtract the largest number minus the smallest number
Find the MEAN -- 2, 4, 6, 10, 3
5
Find the MEDIAN -- 2, 4, 10, 3
3.5
Find the MODE -- 2, 4, 6, 10, 3
no mode
Find the RANGE -- 2, 4, 6, 10, 3
8
The mean of 2,3,5,10 is 5. How would the mean change if the outlier 20 is added to the data set.
The mean would increase to 8.
Find the MEDIAN -- 11, 4, 8, 3, 6, 9
7
