Mathematics (AS & A Level) · May / June 2017 · Paper 72 · Question 4
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As printed in the paper
The question as text
It is claimed that 1 in every 4 packets of certain biscuits contains a free gift. Marisa and Andr´e both suspect that the true proportion is less than 1 in 4.
Read automatically from the paper; the printed page above is exact.
Show the answer and mark scheme
4(i)[2]
4(ii)[5]
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