The error, in grams, made by a greengrocer's scales may be modelled by the random variable, X,
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The error, in grams, made by a greengrocer's scales may be modelled by the random variable, X, with probability density function f(x)-(0.1-3 2),
(c) the magnitude of an error is less than 4 grams (i.e. |X| <4). (AEB)
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A Concise Course In Advanced Level Statistics With Worked Examples
ISBN: 9780748754755
4th Edition
Authors: J. Crawshaw, J. Chambers
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