Mathematics 9709 · AS & A Level · Representation of data

Representation of data — practice question

The table below gives the heights, in cm, of the 11 players in each team, the Aces and the Jets.
(a)[4]

Construct a back-to-back stem-and-leaf diagram to show this information, placing the Aces on the left-hand side of the diagram.

(b)[3]

Find the median and the interquartile range for the heights of the Aces players.

(c)[1]

Give one statement comparing the spread of the heights of the Aces with the spread of the heights of the Jets.

Worked solution & mark scheme

This 8-mark question has a full step-by-step worked solution and mark scheme. One marking point: The stem values on the stem-and-leaf diagram are correct.

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