Difference between revisions of "Mean"

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(one way to express their average)
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'''Mean''' is the average of a group of numbers.  To find the mean, the numbers are added and divided by the quantity of numbers in the group.  For example: to find the mean of 3, 4, 6, and 7, we add them together: <math>3 + 4 + 6 + 7 = 20</math>.  Then we divide them by the quantity of numbers in the group, which is 4.  <math>20/4 = 5</math>.
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The '''mean''' is of a group of numbers is one way to express their [[average]].  To find the mean, the numbers are added and divided by the quantity of numbers in the group.  For example: to find the mean of 3, 4, 6, and 7, we add them together: <math>3 + 4 + 6 + 7 = 20</math>.  Then we divide them by the quantity of numbers in the group, which is 4.  <math>20/4 = 5</math>.

Revision as of 13:49, July 10, 2007

The mean is of a group of numbers is one way to express their average. To find the mean, the numbers are added and divided by the quantity of numbers in the group. For example: to find the mean of 3, 4, 6, and 7, we add them together: . Then we divide them by the quantity of numbers in the group, which is 4. .

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