(i)[1]
State the class interval that contains the upper quartile.
(ii)[4]
On graph paper, draw a histogram to show the data.
Mathematics 9709 · AS & A Level · Sampling and estimation
Sampling and estimation — practice question
The table gives a summary of the lengths, in centimetres, of $104$ dragonflies.
Worked solution & mark scheme
This 5-mark question has a full step-by-step worked solution and mark scheme. One marking point: “Upper quartile correctly identified in the $5.5$ to $7.0\,\text{cm}$ range” …
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