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Grade-3
Mean
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Find the mean for the following set of numbers :
12, 2, 4, 5, 7
Explanation
Remember, mean is the average of all data values.
Mean = Add all the values in the set/ the total number of data values in the set.
= (7 + 12 + 4 + 2 + 5)/5
= 30/5
= 6
Therefore, the mean for the given set of numbers is 6
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