Downloaded from https://www.everyspec.com AMCP 706.1N TABLE 2.19 CASE IIh ANALYSIS Of VARIANCE, 2 PACTORS WITH REPLICATION (A) Calculations and Allooations (The overll mean .. I presumed toi be mO. Alloastion Is' I z , z ~ t , ,) ' / - I 9 5 ,/ , , ,pl/ , , I X:, Z 1 ,;.1(.) 1 .- I SSl/PI .pi/ V XL' j(N.Xgr -;j1,)3 IJi, 1) SSt/l, - Total fi,(xq,), IJ - I -. - i8) Expaemlmental LWout Each x reweants in .*l'lment. Fartor 1 Factor 1 1 X Xt x l 2x K K Ax x 2lx x x 2x x x J IX K X 2R x - tracted, Then there are the 3 double aver- in computer calculations. ages (x 1 . .) etc, which must be subtracted, if x .. . were not zero, it would have to be.
Table 2-20 shows the equations and experi- subtracted every time. Then the triple aver- mental layout, Example No. 13 illustrates age V .-. . would have to be subtracted if it the case of three factors without replication. were not zero. (This shows what simplifi- cation is achieved by making "i... - 0"; it also virtually eliminates roundoff errors I Text continues on page 2.94.1