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Grade-4
Mean
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Find the mean for the following set of numbers :
13, 15, 5, 8, 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.
= (13 + 15 + 8 + 9 + 5)/5
= 50/5
= 10
Therefore, the mean for the given set of numbers is 10
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