For 20 values of y, it is given that (ax b) = 400 and (bx
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For 20 values of y, it is given that Σ(ax − b) = 400 and Σ(bx − a) = 545. Given also that x̅ = 6.25, find the value of a and of b.
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Related Book For
Cambridge International AS & A Level Mathematics Probability & Statistics 1 Coursebook
ISBN: 9781108407304
1st Edition
Authors: Dean Chalmers, Julian Gilbey
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