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Grade-4
Mean
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Find the mean for the following set of numbers :
15, 2, 4, 5, 9
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.
= (5 + 15 + 9 + 2 + 4)/5
= 35/5
= 7
Therefore, the mean for the given set of numbers is 7
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