Mathematics for IGCSE & O level - Categorical, Numerical And Grouped Data (Section 6 - No. 13)
When is the mean the best average to use?
When the data contains extreme values.
When the data is clustered closely together and has no significant outliers.
When you have a small dataset.
When you want to find the most frequent value.
Explanation
The mean is best for data that's evenly spread.
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