Mathematics for IGCSE & O level - Categorical, Numerical And Grouped Data (Section 2 - No. 5)
If the mean of a dataset is 25 and the range is 10, what information can be obtained?
All values are 25.
The data values are spread out, but the average value is 25.
All values are within the range 10.
The data values are consistent.
Explanation
The mean represents the average, the range indicates the spread.
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