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Grade-5
Mean
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Find the mean for the following set of numbers :
1, 10, 18, 27, 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.
= (1 + 18 + 9 + 27 + 10)/5
= 65/5
= 13
Therefore, the mean for the given set of numbers is 13
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