Mathematics for IGCSE & O level - Statistical Diagrams (Section 5 - No. 13)
What is the interquartile range (IQR)?
The difference between the highest and lowest values.
The difference between the mean and median.
The range of the middle 50% of the data.
The most frequent value in a dataset.
Explanation
The IQR encompasses the central 50% of the dataset.
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