Mathematics 9709 · AS & A Level · Representation of data

Representation of data — practice question

The Lions and the Tigers are two basketball clubs. The table shows the heights, in cm, of the 11 players in each of their first team squads.
(a)[4]

Use a back-to-back stem-and-leaf diagram to show this information, putting the Lions on the left.

(b)[3]

Find the median and the interquartile range of the heights of the Lions first team squad.

(c)[2]

It is stated that for the Tigers, the lower quartile is 183\text{ cm}, the median is 190\text{ cm} and the upper quartile is 195\text{ cm}. Make two comparisons between the heights of the players in the Lions first team squad and the heights of the players in the Tigers first team squad.

Worked solution & mark scheme

This 9-mark question has a full step-by-step worked solution and mark scheme. One marking point: Correct common stem(s) shown.

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