=+b. Show that the weighted average in part (a) simplifies to (x1 1 x2 1 x3 1

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=+b. Show that the weighted average in part (a)

simplifies to (x1 1 x2 1 x3 1 1 xk)y(n1 1 n2 1 n3 1 1 nk).

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Applied Statistics For Engineers And Scientists

ISBN: 9781133111368

3rd Edition

Authors: Jay L. Devore, Nicholas R. Farnum, Jimmy A. Doi

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