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1. The length, X centimetres, of worms of a certain type is modelled by the probability density functic {123(10-x)(x - 5) 5 x 10,
1. The length, X centimetres, of worms of a certain type is modelled by the probability density functic {123(10-x)(x - 5) 5 x 10, otherwise. f(x) = (a) State the value of E(X). (b) Find Var(X). [
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Given x length in m the flan Mean Ex vx G 10x3175 125 to Ex fa Alanda x ...
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Statistics The Exploration & Analysis Of Data
Authors: Roxy Peck, Jay L. Devore
7th Edition
0840058012, 978-0840058010
