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BBC1年

Module 3 (M3) - Handling data - Cumulative frequency and box plots

The interquartile range shows the range in values of the central 50% of the data. To find the interquartile range, subtract the value of the lower quartile Q1 from the value of the upper quartile ...
BBC5年

Range and box-and-whisker plots - WJEC Box-and-whisker plots - BBC

Learn how to calculate the interquartile range from a variety of different data types and draw and interpret box-and-whisker diagrams.