The distance that children at a large school can hop in 15 minutes is normally distributed with mean 199m and variance 3700m 2 a Calculate an estimate of b, given that only 25 of the children hopped further than b metres b Find an estimate of the interquartile range of the distances hopped ...

a We first estimate the mean number of hops taken by the ...

The distance that children at a large school can hop in 15 minutes is normally distributed with

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The distance that children at a large school can hop in 15 minutes is normally distributed with mean 199m and variance 3700m².

a. Calculate an estimate of b, given that only 25% of the children hopped further than b metres.

b. Find an estimate of the interquartile range of the distances hopped.

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Cambridge International AS & A Level Mathematics Probability & Statistics 1 Coursebook

ISBN: 9781108407304

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Authors: Dean Chalmers, Julian Gilbey

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Cambridge International AS & A Level Mathematics Probability & Statistics 1 Coursebook

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