Mathematics (AS & A Level) · Oct / Nov 2021 · Paper 53 · Question 4
9709
As printed in the paper
The question as text
Raj wants to improve his fitness, so every day he goes for a run. The times, in minutes, of his runs have a normal distribution with mean 41.2 and standard deviation 3.6.
Read automatically from the paper; the printed page above is exact.
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4(a)[3]
4(b)[2]
4(c)[3]
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