Mathematics 9709 · AS & A Level · Representation of data

Representation of data — practice question

The table shows the heights, in cm, of 15 players in each of two sports teams, Pelicans and Swans.
(a)[4]

Draw a back-to-back stem-and-leaf diagram to show the heights of the Pelicans and Swans players, with Pelicans on the left-hand side.

(b)[3]

Find the median and the interquartile range for the heights of the Pelicans.

(c)[3]

Use the data from the back-to-back stem-and-leaf diagram to draw a pair of box-and-whisker plots on one diagram.

(d)[1]

State one comparison between the heights of the Pelicans players and the heights of the Swans players.

Worked solution & mark scheme

This 11-mark question has a full step-by-step worked solution and mark scheme. One marking point: Accurate stem values

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