EM-1319
Box-and-whisker plots
E Math · Secondary 3 · Hard · Box-and-whisker plots
The box-and-whisker plots of the marks of Class A and Class B are described as follows:
Class A: lower quartile = 45, upper quartile = 65
Class B: lower quartile = 40, upper quartile = 70
Which class has marks that are more consistent?
Class A: lower quartile = 45, upper quartile = 65
Class B: lower quartile = 40, upper quartile = 70
Which class has marks that are more consistent?
- Class A, because its IQR is smaller.
- Class B, because its IQR is smaller.
- Class A, because its range is larger.
- Class B, because its range is larger.
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