(a)[3]
Draw a box-and-whisker plot to show this information.
(b)[2]
Make two comments comparing the distribution of marks in class $P$ with the distribution in class $Q$.
Mathematics 0580 · IGCSE · Interpreting statistical data
Interpreting statistical data — practice question
Pupils in class $P$ sit a test. The figures below summarise their marks.
• lower quartile = 38
• median = 53
• interquartile range = 28
• range = 81
• highest mark = 96