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mean |
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mean, in statistics, a type of average average, number used to represent or characterize a group of numbers. The most common type of average is the arithmetic mean . See median ; mode . ..... Click the link for more information. . The arithmetic mean of a group of numbers is found by dividing their sum by the number of members in the group; e.g., the sum of the seven numbers 4, 5, 6, 9, 13, 14, and 19 is 70 so their mean is 70 divided by 7, or 10. Less often used is the geometric mean (for two quantities, the square root of their product; for n quantities, the nth root of their product). mean Maths a. the second and third terms of a proportion, as b and c in a/b = c/d b. another name for average See also geometric mean mean [mēn] (mathematics) A single number that typifies a set of numbers, such as the arithmetic mean, the geometric mean, or the expected value. Also known as mean value. How to thank TFD for its existence? Tell a friend about us, add a link to this page, add the site to iGoogle, or visit webmaster's page for free fun content. |
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