Mathematics 0580 · IGCSE · Statistical charts and diagrams

Statistical charts and diagrams — practice question

Over ten days, Stefan notes the number of minutes that he waits for a train. $1\; 3\; 12\; 5\; 4\; 23\; 5\; 24\; 11\; 8$
(a)[2]

Complete the stem-and-leaf diagram so that it displays this information. Key: $0|1$ stands for 1 minute.

(b)[1]

Find the median value.

Worked solution & mark scheme

This 3-mark question has a full step-by-step worked solution and mark scheme. One marking point: A stem-and-leaf diagram with stems 0,1,2 and the correct leaves: $0|(1,3,4,5,5,8)$, $1|(1,2)$, $2|(3,4)$

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