Mathematics (AS & A Level) · Feb / March 2018 · Paper 62 · Question 7
9709
As printed in the paper
The question as text
The weights of packets of a certain type of biscuit are normally distributed with mean 400 grams and standard deviation 3 grams.
Read automatically from the paper; the printed page above is exact.
Show the answer and mark scheme
7(i)[4]
7(ii)[4]
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