Nia2002 Nia2002

10-02-2017
Mathematics

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Finding missing data With given mean

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IMcancer IMcancer

10-02-2017

To find a missing number in a data set given the mean of the data set, count the total number of data points in the data set, including the missing number, and multiply the mean by this total number. Next, add together the known numbers in the data set. Finally, take the difference of the two numbers just calculated.

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